Quiz: Anatomy_Lab21

21.1 Q1

1. Identify A.

Choices:

• sternocleidomastoid muscle
• thyrohyoid muscle
• cricothyroid muscle
• thyroid gland, left lobe
• vagus nerve
• thyroid prominence
• phrenic nerve
• internal jugular vein
• common carotid artery

Answers:

• sternocleidomastoid muscle

Comments:

• Correct
• That's right! It is the sternocleidomastoid muscle. Note: if you see a nerve diving into the deep surface of the SCM, it is the accessory nerve, CN XI.
• Continue

21.1 Q2

2. Identify B.

Choices:

• thyroid prominence
• thyrohyoid muscle
• cricothyroid muscle
• thyroid gland, left lobe
• vagus nerve
• sternocleidomastoid muscle
• phrenic nerve
• internal jugular vein
• common carotid artery

Answers:

• thyroid prominence

Comments:

• Correct
• That's right! It is the thyroid prominence.
• Continue

21.1 Q3

3. Identify C.

Choices:

• phrenic nerve
• thyrohyoid muscle
• cricothyroid muscle
• thyroid gland, left lobe
• vagus nerve
• sternocleidomastoid muscle
• thyroid prominence
• internal jugular vein
• common carotid artery

Answers:

• phrenic nerve

Comments:

• Correct
• That's right! It is the phrenic nerve. Note that the phrenic nerve lies on the anterior surface of the anterior scalene muscle.
• Continue

21.1 Q4

4. Identify D.

Choices:

• internal jugular vein
• thyrohyoid muscle
• cricothyroid muscle
• thyroid gland, left lobe
• vagus nerve
• sternocleidomastoid muscle
• thyroid prominence
• phrenic nerve
• common carotid artery

Answers:

• internal jugular vein

Comments:

• Correct
• That's right! It is the internal jugular vein. Note that the internal jugular vein is lateral to the common carotid artery.
• Continue

21.1 Q5

5. Identify E.

Choices:

• common carotid artery
• thyrohyoid muscle
• cricothyroid muscle
• thyroid gland, left lobe
• vagus nerve
• sternocleidomastoid muscle
• thyroid prominence
• phrenic nerve
• internal jugular vein

Answers:

• common carotid artery

Comments:

• Correct
• That's right! It is the common carotid artery. Note that the common carotid artery is medial to the internal jugular vein.
• Continue

21.1 Q6

6. Identify F.

Choices:

• vagus nerve
• thyrohyoid muscle
• cricothyroid muscle
• thyroid gland, left lobe
• sternocleidomastoid muscle
• thyroid prominence
• phrenic nerve
• internal jugular vein
• common carotid artery

Answers:

• vagus nerve

Comments:

• Correct
• That's right! It is the vagus nerve. Note that the vagus nerve is located intermediate to the common carotid artery and the internal jugular vein.
• Continue

21.1 Q7

7. Identify G.

Choices:

• thyroid gland, left lobe
• thyrohyoid muscle
• cricothyroid muscle
• vagus nerve
• sternocleidomastoid muscle
• thyroid prominence
• phrenic nerve
• internal jugular vein
• common carotid artery

Answers:

• thyroid gland, left lobe

Comments:

• Correct
• That's right! It is the thyroid gland, left lobe.
• Continue

21.1 Q8

8. Identify H.

Choices:

• cricothyroid muscle
• thyrohyoid muscle
• thyroid gland, left lobe
• vagus nerve
• sternocleidomastoid muscle
• thyroid prominence
• phrenic nerve
• internal jugular vein
• common carotid artery

Answers:

• cricothyroid muscle

Comments:

• Correct
• That's right! It is the cricothyroid muscle.
• Continue

21.1 Q9

9. Identify I.

Choices:

• thyrohyoid muscle
• cricothyroid muscle
• thyroid gland, left lobe
• vagus nerve
• sternocleidomastoid muscle
• thyroid prominence
• phrenic nerve
• internal jugular vein
• common carotid artery

Answers:

• thyrohyoid muscle

Comments:

• Correct
• That's right! It is the thyrohyoid muscle.
• Continue

21.2 Q1

1. Identify A.

Choices:

• superior thyroid notch
• trachea
• left lobe of thyroid gland
• isthmus of thyroid gland
• cricoid cartilage
• laryngeal prominence
• thyrohyoid muscle
• median cricothyroid ligament
• cricothyroid muscle

Answers:

• superior thyroid notch

Comments:

• Correct
• That's right! It is the superior thyroid notch.
• Continue

21.2 Q2

2. Identify B.

Choices:

• laryngeal prominence
• trachea
• left lobe of thyroid gland
• isthmus of thyroid gland
• cricoid cartilage
• superior thyroid notch
• thyrohyoid muscle
• median cricothyroid ligament
• cricothyroid muscle

Answers:

• laryngeal prominence

Comments:

• Correct
• That's right! It is the laryngeal prominence. It is your “Adam’s apple”, and can be palpated easily in the midline of the neck.
• Continue

21.2 Q3

3. Identify C.

Choices:

• thyrohyoid muscle
• trachea
• left lobe of thyroid gland
• isthmus of thyroid gland
• cricoid cartilage
• superior thyroid notch
• laryngeal prominence
• median cricothyroid ligament
• cricothyroid muscle

Answers:

• thyrohyoid muscle

Comments:

• Correct
• That's right! It is the thyrohyoid muscle. On contraction, it elevates the larynx, as occurs during swallowing.
• Continue

21.2 Q4

4. Identify D.

Choices:

• median cricothyroid ligament
• trachea
• left lobe of thyroid gland
• isthmus of thyroid gland
• cricoid cartilage
• superior thyroid notch
• laryngeal prominence
• thyrohyoid muscle
• cricothyroid muscle

Answers:

• median cricothyroid ligament

Comments:

• Correct
• That's right! It is the median cricothyroid ligament.
• Continue

21.2 Q5

5. Identify E.

Choices:

• cricothyroid muscle
• trachea
• left lobe of thyroid gland
• isthmus of thyroid gland
• cricoid cartilage
• superior thyroid notch
• laryngeal prominence
• thyrohyoid muscle
• median cricothyroid ligament

Answers:

• cricothyroid muscle

Comments:

• Correct
• That's right! It is the cricothyroid muscle. On contraction, it tilts the thyroid cartilage anteriorly, thus stretching the vocal folds and increasing the pitch of the voice.
• Continue

21.2 Q6

6. Identify F.

Choices:

• cricoid cartilage
• trachea
• left lobe of thyroid gland
• isthmus of thyroid gland
• superior thyroid notch
• laryngeal prominence
• thyrohyoid muscle
• median cricothyroid ligament
• cricothyroid muscle

Answers:

• cricoid cartilage

Comments:

• Correct
• That's right! It is the cricoid cartilage.
• Continue

21.2 Q7

7. Identify G.

Choices:

• isthmus of thyroid gland
• trachea
• left lobe of thyroid gland
• cricoid cartilage
• superior thyroid notch
• laryngeal prominence
• thyrohyoid muscle
• median cricothyroid ligament
• cricothyroid muscle

Answers:

• isthmus of thyroid gland

Comments:

• Correct
• That's right! It is the isthmus of the thyroid gland. It connects the right and left thyroid lobes anterior to the trachea.
• Continue

21.2 Q8

8. Identify H.

Choices:

• left lobe of thyroid gland
• trachea
• isthmus of thyroid gland
• cricoid cartilage
• superior thyroid notch
• laryngeal prominence
• thyrohyoid muscle
• median cricothyroid ligament
• cricothyroid muscle

Answers:

• left lobe of thyroid gland

Comments:

• Correct
• That's right! It is the left lobe of the thyroid gland.
• Continue

21.2 Q9

9. Identify I.

Choices:

• trachea
• left lobe of thyroid gland
• isthmus of thyroid gland
• cricoid cartilage
• superior thyroid notch
• laryngeal prominence
• thyrohyoid muscle
• median cricothyroid ligament
• cricothyroid muscle

Answers:

• trachea

Comments:

• Correct
• That's right! It is the trachea.
• Continue

21.2 Q10

10. Identify A.

Choices:

• epiglottis
• posterior cricoarytenoid muscle
• piriform fossa
• aryepiglottic fold
• laryngeal inlet

Answers:

• epiglottis

Comments:

• Correct
• That's right! It is the epiglottis. The epiglottis is poised over the laryngeal inlet when we breathe, and closes over it during swallowing; see slide 5 to review.
• Continue

21.2 Q11

11. Identify B.

Choices:

• posterior cricoarytenoid muscle
• epiglottis
• piriform fossa
• aryepiglottic fold
• laryngeal inlet

Answers:

• posterior cricoarytenoid muscle

Comments:

• Correct
• That's right! It is the posterior cricoarytenoid muscle. It abducts the vocal folds, thereby opening the rima glottidis; see slide 12 to review.
• Continue

21.2 Q12

12. Identify C.

Choices:

• piriform fossa
• epiglottis
• posterior cricoarytenoid muscle
• aryepiglottic fold
• laryngeal inlet

Answers:

• piriform fossa

Comments:

• Correct
• That's right! It is the piriform fossa. Inhaled articles commonly lodge here; see slide 10 to review.
• Continue

21.2 Q13

13. Identify D.

Choices:

• aryepiglottic fold
• epiglottis
• posterior cricoarytenoid muscle
• piriform fossa
• laryngeal inlet

Answers:

• aryepiglottic fold

Comments:

• Correct
• That's right! It is the aryepiglottic fold. As its name suggests, it extends from the arytenoid cartilage to the epiglottis; see slide 9 to review.
• Continue

21.2 Q14

14. Identify E.

Choices:

• laryngeal inlet
• epiglottis
• posterior cricoarytenoid muscle
• piriform fossa
• aryepiglottic fold

Answers:

• laryngeal inlet

Comments:

• Correct
• That's right! It is the laryngeal inlet. This is the opening between the laryngopharynx and the larynx; see slide 9 to review.
• Continue

21.2 Q15

15. Which nerve supplies sensory fibres to the vestibule of the larynx?

Choices:

• the superior laryngeal nerve, internal branch
• the superior laryngeal nerve, external branch
• the inferior / recurrent laryngeal nerve

Answers:

• the superior laryngeal nerve, internal branch

Comments:

• Correct
• That's right! It is the internal branch of the superior laryngeal nerve.
• Continue

21.2 Q16

16. Which nerve supplies motor fibres to most intrinsic muscles of the larynx?

Choices:

• the inferior / recurrent laryngeal nerve
• the superior laryngeal nerve, internal branch
• the superior laryngeal nerve, external branch

Answers:

• the inferior / recurrent laryngeal nerve

Comments:

• Correct
• That's right! It is the recurrent laryngeal nerve, a branch of the vagus nerve. It is also know as the inferior laryngeal nerve.
• Continue

21.2 Q17

17. Which nerve supplies motor fibres to the cricothyroid muscle?

Choices:

• the superior laryngeal nerve, external branch
• the superior laryngeal nerve, internal branch
• the inferior / recurrent laryngeal nerve

Answers:

• the superior laryngeal nerve, external branch

Comments:

• Correct
• That's right! It is the superior laryngeal nerve, external branch.
• Continue

21.2 Q18

18. Identify A.

Choices:

• the uvula
• the nasal septum
• the laryngeal inlet
• the piriform fossa
• the lingual tonsil
• the left nasal cavity
• the epiglottis

Answers:

• the uvula

Comments:

• Correct
• That's right! It is the uvula.
• Continue

21.2 Q19

19. Identify B.

Choices:

• the left nasal cavity
• the nasal septum
• the laryngeal inlet
• the piriform fossa
• the lingual tonsil
• the uvula
• the epiglottis

Answers:

• the left nasal cavity

Comments:

• Correct
• That's right! It is the left nasal cavity.
• Continue

21.2 Q20

20. Identify C.

Choices:

• the epiglottis
• the nasal septum
• the laryngeal inlet
• the piriform fossa
• the lingual tonsil
• the uvula
• the left nasal cavity

Answers:

• the epiglottis

Comments:

• Correct
• That's right! It is the epiglottis.
• Continue

21.2 Q21

21. Identify D.

Choices:

• the lingual tonsil
• the nasal septum
• the laryngeal inlet
• the piriform fossa
• the uvula
• the left nasal cavity
• the epiglottis

Answers:

• the lingual tonsil

Comments:

• Correct
• That's right! It is the lingual tonsil.
• Continue

21.2 Q22

22. Identify E.

Choices:

• the piriform fossa
• the nasal septum
• the laryngeal inlet
• the lingual tonsil
• the uvula
• the left nasal cavity
• the epiglottis

Answers:

• the piriform fossa

Comments:

• Correct
• That's right! It is the piriform fossa.
• Continue

21.2 Q23

23. Identify F.

Choices:

• the laryngeal inlet
• the nasal septum
• the piriform fossa
• the lingual tonsil
• the uvula
• the left nasal cavity
• the epiglottis

Answers:

• the laryngeal inlet

Comments:

• Correct
• That's right! It is the laryngeal inlet.
• Continue

21.2 Q24

24. Identify G.

Choices:

• the nasal septum
• the laryngeal inlet
• the piriform fossa
• the lingual tonsil
• the uvula
• the left nasal cavity
• the epiglottis

Answers:

• the nasal septum

Comments:

• Correct
• That's right! It is the nasal septum.
• Continue

21.2 Q25

25. Identify A.

Choices:

• the uvula
• the lateral glossoepiglottic fold
• the median glossoepiglottic fold
• the left vallecula
• the epiglottis (retracted)
• the lingual tonsil

Answers:

• the uvula

Comments:

• Correct
• That's right! It is uvula.
• Continue

21.2 Q26

26. Identify B.

Choices:

• the epiglottis (retracted)
• the lateral glossoepiglottic fold
• the median glossoepiglottic fold
• the left vallecula
• the uvula
• the lingual tonsil

Answers:

• the epiglottis (retracted)

Comments:

• Correct
• That's right! It is the epiglottis (retracted).
• Continue

21.2 Q27

27. Identify C.

Choices:

• the lingual tonsil
• the lateral glossoepiglottic fold
• the median glossoepiglottic fold
• the left vallecula
• the uvula
• the epiglottis (retracted)

Answers:

• the lingual tonsil

Comments:

• Correct
• That's right! It is the lingual tonsil.
• Continue

21.2 Q28

28. Identify D.

Choices:

• the left vallecula
• the lateral glossoepiglottic fold
• the median glossoepiglottic fold
• the uvula
• the epiglottis (retracted)
• the lingual tonsil

Answers:

• the left vallecula

Comments:

• Correct
• That's right! It is the left vallecula.
• Continue

21.2 Q29

29. Identify E.

Choices:

• the median glossoepiglottic fold
• the lateral glossoepiglottic fold
• the left vallecula
• the uvula
• the epiglottis (retracted)
• the lingual tonsil

Answers:

• the median glossoepiglottic fold

Comments:

• Correct
• That's right! It is the median glossoepiglottic fold.
• Continue

21.2 Q30

30. Identify F.

Choices:

• the lateral glossoepiglottic fold
• the median glossoepiglottic fold
• the left vallecula
• the uvula
• the epiglottis (retracted)
• the lingual tonsil

Answers:

• the lateral glossoepiglottic fold

Comments:

• Correct
• That's right! It is the lateral glossoepiglottic fold.
• Continue

21.2 Q31

31. Identify A.

Choices:

• the epiglottis
• the trachea
• the vestibular fold / false vocal cord
• the vocal fold / true vocal cord

Answers:

• the epiglottis

Comments:

• Correct
• That's right! It is the epiglottis.
• Continue

21.2 Q32

32. Identify B.

Choices:

• the vestibular fold / false vocal cord
• the trachea
• the epiglottis
• the vocal fold / true vocal cord

Answers:

• the vestibular fold / false vocal cord

Comments:

• Correct
• That's right! It is the vestibular fold. The vestibular fold is superior to the vocal fold.
• Continue

21.2 Q33

33. Identify C.

Choices:

• the vocal fold / true vocal cord
• the trachea
• the epiglottis
• the vestibular fold / false vocal cord

Answers:

• the vocal fold / true vocal cord

Comments:

• Correct
• That's right! It is the vocal fold.
• Continue

21.2 Q34

34. Identify D.

Choices:

• the trachea
• the epiglottis
• the vestibular fold / false vocal cord
• the vocal fold / true vocal cord

Answers:

• the trachea

Comments:

• Correct
• That's right! It is the trachea.
• Continue

21.4 Q1

1. Identify A.

Choices:

• incisive foramen
• greater palatine foramen
• foramen rotundum
• foramen ovale
• foramen spinosum
• foramen lacerum
• carotid canal
• jugular foramen
• foramen magnum

Answers:

• incisive foramen

Comments:

• Correct
• That's right! It is the incisive foramen. The nasopalatine nerves and terminal branches of the greater palatine artery pass through the incisive foramen.
• Continue

21.4 Q2

2 Identify B.

Choices:

• incisive foramen
• greater palatine foramen
• foramen rotundum
• foramen ovale
• foramen spinosum
• foramen lacerum
• carotid canal
• jugular foramen
• foramen magnum

Answers:

• greater palatine foramen

Comments:

• Correct
• That's right! It is the greater palatine foramen. The greater palatine nerve and artery pass through the greater palatine foramen.
• Continue

21.4 Q3

3. Identify C.

Choices:

• incisive foramen
• greater palatine foramen
• foramen rotundum
• foramen ovale
• foramen spinosum
• foramen lacerum
• carotid canal
• jugular foramen
• foramen magnum

Answers:

• foramen rotundum

Comments:

• Correct
• That's right! It is the foramen rotundum. The maxillary division of the trigeminal nerve, V2, passes through the foramen rotundum into the pterygopalatine fossa.
• Continue

21.4 Q4

4. Identify D.

Choices:

• incisive foramen
• greater palatine foramen
• foramen rotundum
• foramen ovale
• foramen spinosum
• foramen lacerum
• carotid canal
• jugular foramen
• foramen magnum

Answers:

• foramen ovale

Comments:

• Correct
• That's right! It is the foramen ovale. The mandibular division of the trigeminal nerve, V3, passes through the foramen ovale.
• Continue

21.4 Q5

5. Identify E.

Choices:

• incisive foramen
• greater palatine foramen
• foramen rotundum
• foramen ovale
• foramen spinosum
• foramen lacerum
• carotid canal
• jugular foramen
• foramen magnum

Answers:

• foramen spinosum

Comments:

• Correct
• That's right! It is the foramen spinosum. The middle meningeal artery passes through the foramen spinosum.
• Continue

21.4 Q6

6. Identify F.

Choices:

• incisive foramen
• greater palatine foramen
• foramen rotundum
• foramen ovale
• foramen spinosum
• foramen lacerum
• carotid canal
• jugular foramen
• foramen magnum

Answers:

• foramen lacerum

Comments:

• Correct
• That's right! It is the “foramen” lacerum. It is covered by cartilage in life.
• Continue

21.4 Q7

7. Identify G.

Choices:

• incisive foramen
• greater palatine foramen
• foramen rotundum
• foramen ovale
• foramen spinosum
• foramen lacerum
• carotid canal
• jugular foramen
• foramen magnum

Answers:

• carotid canal

Comments:

• Correct
• That's right! It is the carotid canal. The internal carotid artery passes through the carotid canal.
• Continue

21.4 Q8

8. Identify H.

Choices:

• incisive foramen
• greater palatine foramen
• foramen rotundum
• foramen ovale
• foramen spinosum
• foramen lacerum
• carotid canal
• jugular foramen
• foramen magnum

Answers:

• jugular foramen

Comments:

• Correct
• That's right! It is the jugular foramen. The internal jugular vein and the glossopharyngeal (IX), vagus (X) and accessory (XI) nerves pass through the jugular foramen.
• Continue

21.4 Q9

9. Identify I.

Choices:

• incisive foramen
• greater palatine foramen
• foramen rotundum
• foramen ovale
• foramen spinosum
• foramen lacerum
• carotid canal
• jugular foramen
• foramen magnum

Answers:

• foramen magnum

Comments:

• Correct
• That's right! It is the foramen magnum. The spinomedullary junction, vertebral arteries and accessory (XI) nerves pass through the foramen magnum.
• Continue

21.4 Q10

10. Identify A.

Choices:

• the maxillary sinuses
• the sphenoid air sinuses
• the sella turcica
• the orbital plates of the frontal bone
• the mastoid air cells
• the posterior cranial fossa
• the frontal sinuses
• the hard palate
• the nasopharynx
• the oropharynx

Answers:

• the maxillary sinuses

Comments:

• Correct
• That's right! A indicates the maxillary sinuses.
• Continue

21.4 Q11

11. Identify B.

Choices:

• the hard palate
• the sphenoid air sinuses
• the sella turcica
• the orbital plates of the frontal bone
• the mastoid air cells
• the posterior cranial fossa
• the frontal sinuses
• the maxillary sinuses
• the nasopharynx
• the oropharynx

Answers:

• the hard palate

Comments:

• Correct
• That's right! B indicates the hard palate.
• Continue

21.4 Q12

12. Identify C.

Choices:

• the nasopharynx
• the sphenoid air sinuses
• the sella turcica
• the orbital plates of the frontal bone
• the mastoid air cells
• the posterior cranial fossa
• the frontal sinuses
• the maxillary sinuses
• the hard palate
• the oropharynx

Answers:

• the nasopharynx

Comments:

• Correct
• That's right! C indicates the nasopharynx.
• Continue

21.4 Q13

13. Identify D.

Choices:

• the oropharynx
• the sphenoid air sinuses
• the sella turcica
• the orbital plates of the frontal bone
• the mastoid air cells
• the posterior cranial fossa
• the frontal sinuses
• the maxillary sinuses
• the hard palate
• the nasopharynx

Answers:

• the oropharynx

Comments:

• Correct
• That's right! D indicates the oropharynx.
• Continue

21.4 Q14

14. Identify E.

Choices:

• the frontal sinuses
• the sphenoid air sinuses
• the sella turcica
• the orbital plates of the frontal bone
• the mastoid air cells
• the posterior cranial fossa
• the maxillary sinuses
• the hard palate
• the nasopharynx
• the oropharynx

Answers:

• the frontal sinuses

Comments:

• Correct
• That's right! E indicates the frontal sinuses.
• Continue

21.4 Q15

15. Identify F.

Choices:

• the posterior cranial fossa
• the sphenoid air sinuses
• the sella turcica
• the orbital plates of the frontal bone
• the mastoid air cells
• the frontal sinuses
• the maxillary sinuses
• the hard palate
• the nasopharynx
• the oropharynx

Answers:

• the posterior cranial fossa

Comments:

• Correct
• That's right! F indicates the posterior cranial fossa.
• Continue

21.4 Q16

16. Identify G.

Choices:

• the mastoid air cells
• the sphenoid air sinuses
• the sella turcica
• the orbital plates of the frontal bone
• the posterior cranial fossa
• the frontal sinuses
• the maxillary sinuses
• the hard palate
• the nasopharynx
• the oropharynx

Answers:

• the mastoid air cells

Comments:

• Correct
• That's right! G indicates the mastoid air cells.
• Continue

21.4 Q17

17. Identify H.

Choices:

• the orbital plates of the frontal bone
• the sphenoid air sinuses
• the sella turcica
• the mastoid air cells
• the posterior cranial fossa
• the frontal sinuses
• the maxillary sinuses
• the hard palate
• the nasopharynx
• the oropharynx

Answers:

• the orbital plates of the frontal bone

Comments:

• Correct
• That's right! H indicates the orbital plates of the frontal bone.
• Continue

21.4 Q18

18. Identify I.

Choices:

• the sella turcica
• the sphenoid air sinuses
• the orbital plates of the frontal bone
• the mastoid air cells
• the posterior cranial fossa
• the frontal sinuses
• the maxillary sinuses
• the hard palate
• the nasopharynx
• the oropharynx

Answers:

• the sella turcica

Comments:

• Correct
• That's right! I indicates the sella turcica of the sphenoid bone.
• Continue

21.4 Q19

19. Identify J.

Choices:

• the sphenoid air sinuses
• the sella turcica
• the orbital plates of the frontal bone
• the mastoid air cells
• the posterior cranial fossa
• the frontal sinuses
• the maxillary sinuses
• the hard palate
• the nasopharynx
• the oropharynx

Answers:

• the sphenoid air sinuses

Comments:

• Correct
• That's right! J indicates the sphenoid air sinuses.
• Continue

21.4 Q20

20. Identify A.

Choices:

• the sphenoid air sinus
• the soft palate
• the hard palate
• the anterior and posterior arches of the atlas
• the dens of C2
• the trachea
• the larynx
• the nasopharynx
• the oropharynx
• the laryngopharynx

Answers:

• the sphenoid air sinus

Comments:

• Correct
• That's right! A indicates the sphenoid air sinus.
• Continue

21.4 Q21

21. Identify B.

Choices:

• the nasopharynx
• the soft palate
• the hard palate
• the anterior and posterior arches of the atlas
• the dens of C2
• the trachea
• the larynx
• the sphenoid air sinus
• the oropharynx
• the laryngopharynx

Answers:

• the nasopharynx

Comments:

• Correct
• That's right! B indicates the nasopharynx.
• Continue

21.4 Q22

22. Identify C.

Choices:

• the oropharynx
• the soft palate
• the hard palate
• the anterior and posterior arches of the atlas
• the dens of C2
• the trachea
• the larynx
• the sphenoid air sinus
• the nasopharynx
• the laryngopharynx

Answers:

• the oropharynx

Comments:

• Correct
• That's right! C indicates the oropharynx.
• Continue

21.4 Q23

23. Identify E.

Choices:

• the laryngopharynx
• the soft palate
• the hard palate
• the anterior and posterior arches of the atlas
• the dens of C2
• the trachea
• the larynx
• the sphenoid air sinus
• the nasopharynx
• the oropharynx

Answers:

• the laryngopharynx

Comments:

• Correct
• That's right! D indicates the laryngopharynx.
• Continue

21.4 Q24

24. Identify E.

Choices:

• the larynx
• the soft palate
• the hard palate
• the anterior and posterior arches of the atlas
• the dens of C2
• the trachea
• the sphenoid air sinus
• the nasopharynx
• the oropharynx
• the laryngopharynx

Answers:

• the larynx

Comments:

• Correct
• That's right! E indicates the larynx.
• Continue

21.4 Q25

25. Identify F.

Choices:

• the trachea
• the soft palate
• the hard palate
• the anterior and posterior arches of the atlas
• the dens of C2
• the larynx
• the sphenoid air sinus
• the nasopharynx
• the oropharynx
• the laryngopharynx

Answers:

• the trachea

Comments:

• Correct
• That's right! F indicates the trachea.
• Continue

21.4 Q26

26. Identify G.

Choices:

• the dens of C2
• the soft palate
• the hard palate
• the anterior and posterior arches of the atlas
• the trachea
• the larynx
• the sphenoid air sinus
• the nasopharynx
• the oropharynx
• the laryngopharynx

Answers:

• the dens of C2

Comments:

• Correct
• That's right! G indicates the dens of C2.
• Continue

21.4 Q27

27. Identify H.

Choices:

• the anterior and posterior arches of the atlas
• the soft palate
• the hard palate
• the dens of C2
• the trachea
• the larynx
• the sphenoid air sinus
• the nasopharynx
• the oropharynx
• the laryngopharynx

Answers:

• the anterior and posterior arches of the atlas

Comments:

• Correct
• That's right! H indicates the anterior and posterior arches of the atlas.
• Continue

21.4 Q28

28. Identify I.

Choices:

• the hard palate
• the soft palate
• the anterior and posterior arches of the atlas
• the dens of C2
• the trachea
• the larynx
• the sphenoid air sinus
• the nasopharynx
• the oropharynx
• the laryngopharynx

Answers:

• the hard palate

Comments:

• Correct
• That's right! I indicates the hard palate.
• Continue

21.4 Q29

29. Identify J.

Choices:

• the soft palate
• the hard palate
• the anterior and posterior arches of the atlas
• the dens of C2
• the trachea
• the larynx
• the sphenoid air sinus
• the nasopharynx
• the oropharynx
• the laryngopharynx

Answers:

• the soft palate

Comments:

• Correct
• That's right! J indicates the soft palate.
• Continue

21.4 Q30

30. Identify A.

Choices:

• the ethmoid air cells
• the oral cavity
• the orbit
• the middle meatus
• the middle concha
• the crista galli
• the inferior concha
• the maxillary sinus
• the inferior meatus

Answers:

• the ethmoid air cells

Comments:

• Correct
• That's right! A indicates the ethmoid air cells.
• Continue

21.4 Q31

31. Identify B.

Choices:

• the inferior concha
• the oral cavity
• the orbit
• the middle meatus
• the middle concha
• the crista galli
• the ethmoid air cells
• the maxillary sinus
• the inferior meatus

Answers:

• the inferior concha

Comments:

• Correct
• That's right! B indicates the inferior concha.
• Continue

21.4 Q32

32. Identify C.

Choices:

• the maxillary sinus
• the oral cavity
• the orbit
• the middle meatus
• the middle concha
• the crista galli
• the ethmoid air cells
• the inferior concha
• the inferior meatus

Answers:

• the maxillary sinus

Comments:

• Correct
• That's right! C indicates the maxillary sinus.
• Continue

21.4 Q33

33. Identify D.

Choices:

• the inferior meatus
• the oral cavity
• the orbit
• the middle meatus
• the middle concha
• the crista galli
• the ethmoid air cells
• the inferior concha
• the maxillary sinus

Answers:

• the inferior meatus

Comments:

• Correct
• That's right! D indicates the inferior meatus.
• Continue

21.4 Q34

34. Identify E.

Choices:

• the crista galli
• the oral cavity
• the orbit
• the middle meatus
• the middle concha
• the ethmoid air cells
• the inferior concha
• the maxillary sinus
• the inferior meatus

Answers:

• the crista galli

Comments:

• Correct
• That's right! E indicates the crista galli.
• Continue

21.4 Q35

35. Identify F.

Choices:

• the middle concha
• the oral cavity
• the orbit
• the middle meatus
• the crista galli
• the ethmoid air cells
• the inferior concha
• the maxillary sinus
• the inferior meatus

Answers:

• the middle concha

Comments:

• Correct
• That's right! F indicates the middle concha.
• Continue

21.4 Q36

36. Identify G.

Choices:

• the middle meatus
• the oral cavity
• the orbit
• the middle concha
• the crista galli
• the ethmoid air cells
• the inferior concha
• the maxillary sinus
• the inferior meatus

Answers:

• the middle meatus

Comments:

• Correct
• That's right! G indicates the middle meatus.
• Continue

21.4 Q37

37. Identify H.

Choices:

• the orbit
• the oral cavity
• the middle meatus
• the middle concha
• the crista galli
• the ethmoid air cells
• the inferior concha
• the maxillary sinus
• the inferior meatus

Answers:

• the orbit

Comments:

• Correct
• That's right! H indicates the orbit.
• Continue

21.4 Q38

38. Identify I.

Choices:

• the oral cavity
• the orbit
• the middle meatus
• the middle concha
• the crista galli
• the ethmoid air cells
• the inferior concha
• the maxillary sinus
• the inferior meatus

Answers:

• the oral cavity

Comments:

• Correct
• That's right! I indicates the oral cavity.
• Continue

21.3 Q1

1. Area A is supplied by the lateral nasal branches of what artery? Use only lowercase, no hyphens, and no punctuation in typing your answer.

Choices:

• the sphenopalatine artery
• the sphenopalatine
• sphenopalatine
• sphenopalatine artery

Answers:

• the sphenopalatine artery
• the sphenopalatine
• sphenopalatine
• sphenopalatine artery

Comments:

• Correct
• That's right! It is supplied by the lateral nasal branches of the sphenopalatine artery.
• Continue

21.3 Q2

2. What branches of the maxillary nerve supply area A with general sensory fibres? Use only lowercase, no hyphens, and no punctuation in typing your answer.

Choices:

• the lateral nasal branches
• the lateral nasal nerves
• the lateral nasal nerve
• lateral nasal nerves
• lateral nasal branches
• lateral nasal nerve
• lateral nasal

Answers:

• the lateral nasal branches
• the lateral nasal nerves
• the lateral nasal nerve
• lateral nasal nerves
• lateral nasal branches
• lateral nasal nerve
• lateral nasal

Comments:

• Correct
• That's right! It is supplied by the lateral nasal branches of the maxillary nerve.
• Continue

21.3 Q3

3. What is the nerve supply at B? Use only lowercase, no hyphens, and no punctuation in typing your answer.

Choices:

• the anterior ethmoidal nerves
• the anterior ethmoidal
• anterior ethmoidal
• anterior ethmoidal nerves

Answers:

• the anterior ethmoidal nerves
• the anterior ethmoidal
• anterior ethmoidal
• anterior ethmoidal nerves

Comments:

• Correct
• That's right! It is the ophthalmic division of the trigeminal nerve, V1.
• Continue

21.3 Q4

4. What is the blood supply at A? Use only lowercase, no hyphens, and no punctuation in typing your answer.

Choices:

• the ophthalmic arteries
• ophthalmic arteries
• ophthalmic

Answers:

• the ophthalmic arteries
• ophthalmic arteries
• ophthalmic

Comments:

• Correct
• That's right! It is supplied by the ophthalmic arteries.
• Continue

21.3 Q5

5. Identify A.

Choices:

• palatoglossal fold
• palatopharyngeal fold
• location of the palatine tonsil
• location of the lingual tonsil

Answers:

• palatoglossal fold

Comments:

• Correct
• That's right! It is the palatoglossal fold. TIP: This fold overlies a muscle, the palatoglossal muscle, which, as its name implies, extends from the soft palate to the tongue.
• Continue

21.3 Q6

6. Identify B.

Choices:

• palatoglossal fold
• palatopharyngeal fold
• location of the palatine tonsil
• location of the lingual tonsil

Answers:

• palatopharyngeal fold

Comments:

• Correct
• That's right! It is the palatopharyngeal fold. TIP: This fold overlies a muscle, the palatopharyngeal muscle, which, as its name implies, extends from the soft palate to the pharynx.
• Continue

21.3 Q7

7. Identify C.

Choices:

• palatoglossal fold
• palatopharyngeal fold
• location of the palatine tonsil
• location of the lingual tonsil

Answers:

• location of the palatine tonsil

Comments:

• Correct
• That's right! It is the location of the palatine tonsil. TIP: The palatine tonsils are bilaterally paired, and located between the palatoglossal and palatopharyngeal folds.
• Continue

21.3 Q8

8. Identify D.

Choices:

• palatoglossal fold
• palatopharyngeal fold
• location of the palatine tonsil
• location of the lingual tonsil

Answers:

• location of the lingual tonsil

Comments:

• Correct
• That's right! It is the location of the lingual tonsil. TIP: The lingual tonsil is a collection of submucosal lymphoid tissue at the base of the tongue.
• Continue

21.3 Q9

9. In this image, the tongue has been retracted medially (toward the camera) and inferiorly. Identify A:

Choices:

• sublingual salivary gland
• submandibular duct
• submandibular salivary gland
• lingual nerve

Answers:

Comments:

• Correct
• That's right! It is the sublingual salivary gland. TIP: As the name suggests, this gland is located inferior to the tongue.
• Continue

21.3 Q10

10. In this image, the tongue has been retracted medially (toward the camera) and inferiorly. Identify B:

Choices:

• sublingual salivary gland
• submandibular duct
• submandibular salivary gland
• lingual nerve

Answers:

• sublingual salivary gland

Comments:

• Correct
• That's right! It is the submandibular duct. TIP: The submandibular duct passes medial to the lingual nerve.
• Continue

21.3 Q11

11. In this image, the tongue has been retracted medially (toward the camera) and inferiorly. Identify C:

Choices:

• sublingual salivary gland
• submandibular duct
• submandibular salivary gland
• lingual nerve

Answers:

• submandibular salivary gland

Comments:

• Correct
• That's right! It is the submandibular salivary gland.
• Continue

21.3 Q12

12. In this image, the tongue has been retracted medially (toward the camera) and inferiorly. Identify D:

Choices:

• sublingual salivary gland
• submandibular duct
• submandibular salivary gland
• lingual nerve

Answers:

• sublingual salivary gland

Comments:

• Correct
• That's right! It is the submandibular salivary gland.
• Continue

21.3 Q13

13. Identify A.

Choices:

• palatoglossal fold
• palatine tonsil
• palatopharyngeal fold
• uvula
• oropharynx

Answers:

• palatoglossal fold

Comments:

• Correct
• That's right! It is the palatoglossal fold.
• Continue

21.3 Q14

14. Identify B.

Choices:

• palatoglossal fold
• palatine tonsil
• palatopharyngeal fold
• uvula
• oropharynx
• Radio Button 6
• Radio Button 7

Answers:

• palatine tonsil

Comments:

• Correct
• That's right! It is the palatine tonsil.
• Continue

21.3 Q15

15. Identify C.

Choices:

• palatoglossal fold
• palatine tonsil
• palatopharyngeal fold
• uvula
• oropharynx

Answers:

• palatopharyngeal fold

Comments:

• Correct
• That's right! It is the palatopharyngeal fold.
• Continue

21.3 Q16

16. Identify D.

Choices:

• palatoglossal fold
• palatine tonsil
• palatopharyngeal fold
• uvula
• oropharynx

Answers:

• uvula

Comments:

• Correct
• That's right! It is the uvula.
• Continue

21.3 Q17

17. Identify E.

Choices:

• palatoglossal fold
• palatine tonsil
• palatopharyngeal fold
• uvula
• oropharynx

Answers:

• oropharynx

Comments:

• Correct
• That's right! It is the oropharynx.
• Continue

21A Q1

1. The _________________ _________________ branch of the facial nerve carries taste and parasympathetic fibres destined to innervate targets in the floor of the mouth.

Choices:

• chorda tympani

Answers:

• chorda tympani

Comments:

• Correct
• That's right! The chorda tympani carries taste and parasympathetic fibres destined to innervate targets in the floor of the mouth.
• Continue

21A Q2

2. The _________________ nerve passes deep to the mylohyoid muscle into the floor of the mouth.

Choices:

• hypoglossal

Answers:

• hypoglossal

Comments:

• Correct
• That's right! The hypoglossal nerve passes deep to the mylohyoid muscle into the floor of the mouth.
• Continue

21A Q3

3. The thyroid gland is usually comprised of how many lobes?

Choices:

• two
• 2

Answers:

• two
• 2

Comments:

• Correct
• That's right! The thyroid gland is usually comprised of two lobes.
• Continue

21A Q4

4. What artery gives rise to the inferior thyroid artery?

Choices:

• thyrocervical trunk
• the thyrocervical trunk

Answers:

• thyrocervical trunk
• the thyrocervical trunk

Comments:

• Correct
• That’s right! The inferior thyroid artery is a branch of the thyrocervical trunk.
• Continue

21A Q5

5. The __________ ____________ artery is a common variant that can contribute to the blood supply of the thyroid gland.

Choices:

• thyroid ima

Answers:

• thyroid ima

Comments:

• Correct
• That's right! The thyroid ima artery is a common variant that can contribute to the blood supply of the thyroid gland.
• Continue

21A Q6

6. The inferior thyroid veins drain into the ______________ veins.

Choices:

• brachiocephalic

Answers:

• brachiocephalic

Comments:

• Correct
• That's right! The inferior thyroid veins drain into the brachiocephalic veins.
• Continue

21A Q7

7. The subdivision of the pharynx that extends from the tip of the soft palate to the upper margin of the epiglottis is the ______________.

Choices:

• oropharynx

Answers:

• oropharynx

Comments:

• Correct
• That's right! The oropharynx extends from the tip of the soft palate to the upper margin of the epiglottis.
• Continue

21A Q8

8. Motor control of swallowing is provided largely by the ______________ nerves.

Choices:

• vagus

Answers:

• vagus

Comments:

• Correct
• That's right! Swallowing is controlled largely by the vagus nerves.
• Continue

21A Q9

9. Sensation from the nasopharynx is carried by pharyngeal branches of the ______________ nerves.

Choices:

• maxillary

Answers:

• maxillary

Comments:

• Correct
• That's right! Sensation from the nasopharynx is carried by pharyngeal branches of the maxillary nerves.
• Continue

21A Q10

10. The free margins of the cricothyroid membranes form the _____________ ligaments.

Choices:

• vocal

Answers:

• vocal

Comments:

• Correct
• That's right! The free margins of the cricothyroid membranes form the vocal ligaments.
• Continue

21A Q11

11. The vestibular ligaments are the inferior free edge of the _____________ membrane.

Choices:

• quadrangular

Answers:

• quadrangular

Comments:

• Correct
• That's right! The vestibular ligaments are the inferior free edge of the quadrangular membrane.
• Continue

21A Q12

12. The ________ ________ muscles are the only muscles that abduct the vocal folds, thereby opening the rima glottidus and allowing us to breath.

Choices:

• posterior cricoarytenoid

Answers:

• posterior cricoarytenoid

Comments:

• Correct
• That's right! The posterior cricoarytenoid muscles are the only muscles that abduct the vocal folds.
• Continue

21A Q13

13. The ________ muscles pull the thyroid and arytenoid cartilages closer together, making the vocal fold shorter and thicker. This lowers the pitch of the voice.

Choices:

• thyroarytenoid

Answers:

• thyroarytenoid

Comments:

• Correct
• That's right! The thyroarytenoid muscles make the vocal fold shorter and thicker. This lowers the pitch of the voice.
• Continue

21A Q14

14. The ____________ muscles lengthen and increase the tension on the vocal folds. This raises the pitch of the voice.

Choices:

• cricothyroid

Answers:

• cricothyroid

Comments:

• Correct
• That's right! The cricothyroid muscles lengthen and increase the tension on the vocal folds. This raises the pitch of the voice.
• Continue

21A Q15

15. The ____________ laryngeal nerves supply sensory fibres to the mucosa of the larynx below the vocal fold.

Choices:

• recurrent
• inferior

Answers:

• recurrent
• inferior

Comments:

• Correct
• That's right! The recurrent laryngeal nerves supply sensory fibres to the mucosa of the larynx below the vocal fold.
• Continue

21A Q16

16. The bilaterally-paired openings between the nasal cavities and the nasopharynx are the _____________.

Choices:

• choanae

Answers:

• choanae

Comments:

• Correct
• That's right! The choanae are the bilaterally-paired openings between the nasal cavities and the nasopharynx.
• Continue

21A Q17

17. The floor of the nasal cavity is formed by the ___________ ___________.

Choices:

• hard palate

Answers:

• hard palate

Comments:

• Correct
• That's right! The hard palate forms the floor of the nasal cavities.
• Continue

21A Q18

18. The opening between the pterygopalatine fossa and the nasal cavity, through which nerves and blood vessels pass is the ____________ foramen.

Choices:

• sphenopalatine

Answers:

• sphenopalatine

Comments:

• Correct
• That's right! The sphenopalatine foramen connects the pterygopalatine fossa and the nasal cavity.
• Continue

21A Q19

19. The _______________ branch of the maxillary nerve supplies much of the nasal septum with sensory fibres.

Choices:

• nasopalatine

Answers:

• nasopalatine

Comments:

• Correct
• That's right! The nasopalatine branch of the maxillary nerve supplies much of the nasal septum with sensory fibres.
• Continue

21A Q20

20. The palatine tonsil is located between the _______________ and _______________ arches.

Choices:

• palatoglossal palatopharyngeal
• palatopharyngeal palatoglossal

Answers:

• palatoglossal palatopharyngeal
• palatopharyngeal palatoglossal

Comments:

• Correct
• That's right! The palatine tonsil is located between the palatoglossal and palatopharyngeal arches.
• Continue

21A Q21

21. The fold of mucus membrane that extends from the gingiva to the lower lip is the ____________ ___________ ___________.

Choices:

• inferior labial frenulum

Answers:

• inferior labial frenulum

Comments:

• Correct
• That's right! The fold of mucus membrane that extends from the gingiva to the lower lip is the inferior labial frenulum.
• Continue

21A Q22

22. The ______________ fascia surrounds the visceral compartment of the neck.

Choices:

• pretracheal

Answers:

• pretracheal

Comments:

• Correct
• That's right! The pretracheal fascia surrounds the visceral compartment of the neck.
• Continue

21A Q23

23. The carotid sheath surrounds the ___________ compartment of the neck.

Choices:

• vascular

Answers:

• vascular

Comments:

• Correct
• That's right! The carotid sheath surrounds the vascular compartment of the neck.
• Continue

21A Q24

24. The thyroid gland is in the ___________ compartment of the neck.

Choices:

• visceral

Answers:

• visceral

Comments:

• Correct
• That's right! The thyroid gland is in the visceral compartment of the neck.
• Continue

21.4 Q25

25. Identify A.

Choices:

• cervical vertebral body
• the trapezius
• the infrahyoid
• the sternocleidomastoid
• the common carotid artery
• the internal jugular vein
• the thyroid gland
• the neural arch
• the esophagus
• the cricoid cartilage

Answers:

• cervical vertebral body

Comments:

• Correct
• That's right!
• Continue

21.4 Q26

26. Identify B.

Choices:

• the neural arch
• the trapezius
• the infrahyoid
• the sternocleidomastoid
• the common carotid artery
• the internal jugular vein
• the thyroid gland
• cervical vertebral body
• the esophagus
• the cricoid cartilage

Answers:

• the neural arch

Comments:

• Correct
• That's right!
• Continue

21.4 Q27

27. Identify C.

Choices:

• the esophagus
• the trapezius
• the infrahyoid
• the sternocleidomastoid
• the common carotid artery
• the internal jugular vein
• the thyroid gland
• cervical vertebral body
• the neural arch
• the cricoid cartilage

Answers:

• the esophagus

Comments:

• Correct
• That's right!
• Continue

21.4 Q28

28. Identify D.

Choices:

• the cricoid cartilage
• the trapezius
• the infrahyoid
• the sternocleidomastoid
• the common carotid artery
• the internal jugular vein
• the thyroid gland
• cervical vertebral body
• the neural arch
• the esophagus

Answers:

• the cricoid cartilage

Comments:

• Correct
• That's right!
• Continue

21.4 Q29

29. Identify E.

Choices:

• the thyroid gland
• the trapezius
• the infrahyoid
• the sternocleidomastoid
• the common carotid artery
• the internal jugular vein
• cervical vertebral body
• the neural arch
• the esophagus
• the cricoid cartilage

Answers:

• the thyroid gland

Comments:

• Correct
• That's right!
• Continue

21.4 Q30

30. Identify F.

Choices:

• the internal jugular vein
• the trapezius
• the infrahyoid
• the sternocleidomastoid
• the common carotid artery
• the thyroid gland
• cervical vertebral body
• the neural arch
• the esophagus
• the cricoid cartilage

Answers:

• the internal jugular vein

Comments:

• Correct
• That's right!
• Continue

21.4 Q31

31. Identify G.

Choices:

• the common carotid artery
• the trapezius
• the infrahyoid
• the sternocleidomastoid
• the internal jugular vein
• the thyroid gland
• cervical vertebral body
• the neural arch
• the esophagus
• the cricoid cartilage

Answers:

• the common carotid artery

Comments:

• Correct
• That's right!
• Continue

21.4 Q32

32. Identify H.

Choices:

• the sternocleidomastoid
• the trapezius
• the infrahyoid
• the common carotid artery
• the internal jugular vein
• the thyroid gland
• cervical vertebral body
• the neural arch
• the esophagus
• the cricoid cartilage

Answers:

• the sternocleidomastoid

Comments:

• Correct
• That's right!
• Continue

21.4 Q33

33. Identify I.

Choices:

• the infrahyoid muscle
• the trapezius
• the sternocleidomastoid
• the common carotid artery
• the internal jugular vein
• the thyroid gland
• cervical vertebral body
• the neural arch
• the esophagus
• the cricoid cartilage

Answers:

• the infrahyoid muscle

Comments:

• Correct
• That's right!
• Continue

21.4 Q34

34. Identify I.

Choices:

• the trapezius
• the infrahyoid muscle
• the sternocleidomastoid
• the common carotid artery
• the internal jugular vein
• the thyroid gland
• cervical vertebral body
• the neural arch
• the esophagus
• the cricoid cartilage

Answers:

• the trapezius

Comments:

• Correct
• That's right!
• Continue