Quiz: Anatomy_Lab11

Question 1

1. Identify vessel A.

Choices:

• common hepatic artery
• the common hepatic artery
• common hepatic

Answers:

• common hepatic artery
• the common hepatic artery
• common hepatic

Comments:

• Correct
• That's right! The common hepatic artery is one of the three branches of the celiac trunk. It bifurcates to give rise to the gastroduodenal artery and the hepatic artery proper.
• Continue

Question 2

2. Identify vessel A.

Choices:

• splenic artery
• the splenic artery
• splenic

Answers:

• splenic artery
• the splenic artery
• splenic

Comments:

• Correct
• That's right! The splenic artery is one of the three branches of the celiac trunk. It spirals to the left and passes through the splenorenal ligament to reach the the hilus of the spleen.
• Continue

Question 3

3. Identify vessel A.

Choices:

• left gastric artery
• the left gastric artery
• left gastric
• the left gastric

Answers:

• left gastric artery
• the left gastric artery
• left gastric
• the left gastric

Comments:

• Correct
• That's right! The left gastric artery is one of the three branches of the celiac trunk. It ascends to the gastroesophageal junction and runs along the lesser curvature within the lesser omentum.
• Continue

Question 4

4. Identify vessel A.

Choices:

• celiac trunk
• the celiac trunk

Answers:

• celiac trunk
• the celiac trunk

Comments:

• Correct
• That's right! The celiac trunk is a short branch of the abdominal aorta that arises immediately after the aorta passes through the aortic hiatus of the diaphragm.
• Continue

Question 5

5. Identify vessel A.

Choices:

• common hepatic
• the common hepatic
• the common hepatic artery
• common hepatic artery

Answers:

• common hepatic
• the common hepatic
• the common hepatic artery
• common hepatic artery

Comments:

• Correct
• That's right! The common hepatic artery branches from the celiac trunk and runs to the right. It ends by bifurcating into the hepatic artery proper and the gastroduodenal artery.
• Continue

Question 6

6. Identify vessel A.

Choices:

• hepatic artery proper
• the hepatic artery proper

Answers:

• hepatic artery proper
• the hepatic artery proper

Comments:

• Correct
• That's right! The hepatic artery proper branches from the common hepatic artery and passes through the hepatoduodenal ligament to reach the porta hepatis where it bifurcates into the right and left hepatic arteries.
• Continue

Question 7

7. Identify vessel A.

Choices:

• gastroduodenal artery
• the gastroduodenal artery
• the gastroduodenal

Answers:

• gastroduodenal artery
• the gastroduodenal artery
• the gastroduodenal

Comments:

• Correct
• That's right! The gastroduodenal artery branches from the common hepatic artery and descends posterior to the duodenum to give rise to the right gastro-omental artery.
• Continue

Question 8

8. Identify vessel A.

Choices:

• hepatic portal vein
• the hepatic portal vein
• the portal vein
• portal vein

Answers:

• hepatic portal vein
• the hepatic portal vein
• the portal vein
• portal vein

Comments:

• Correct
• That's right! The hepatic portal vein lies posterior to the hepatic artery proper. It is much larger in caliber and is very thin-walled.
• Continue

Question 9

9. Identify organ A.

Choices:

• pancreas
• the pancreas

Answers:

• pancreas
• the pancreas

Comments:

• Correct
• That's right! The pancreas lies in the curve of the duodenum.
• Continue

Question 10

10. Identify organ A.

Choices:

• spleen
• the spleen

Answers:

• spleen
• the spleen

Comments:

• Correct
• That's right! The spleen is located in the upper left quadrant. The splenic artery is seen extending to it from the celiac trunk.
• Continue

Question 1

1. What are the features of the internal surface of the stomach that flatten with stomach filling to increase its volume?

Choices:

• rugae

Answers:

• rugae

Comments:

• Correct
• That's right! Rugae disappear as the stomach fills.
• Continue

Question 2

2. Systemic veins drain into the SVC or IVC, and thus are often referred to as _____________________ veins.

Choices:

• caval

Answers:

• caval

Comments:

• Correct
• That's right! Caval veins drain into the SVC or IVC.
• Continue

Question 3

3. The liver is attached to the underside of the diaphragm by the right and left _____________________ ligaments.

Choices:

• coronary

Answers:

• coronary

Comments:

• Correct
• That's right! The right and left coronary ligaments attach the liver to the underside of the diaphragm.
• Continue

Question 4

4. The only surface of the liver NOT covered by visceral peritoneum is its ____________ ____________, where connective tissue binds the liver to the underside of the diaphragm.

Choices:

• bare area

Answers:

• bare area

Comments:

• Correct
• That's right! The bare area is in direct contact with the underside of the diaphragm and is bound to it by CT.
• Continue

Question 5

5. The ligamentum venosum is a remnant of the ____________ ____________, which carried fetal blood from the umbilical vein to the inferior vena cava.

Choices:

• ductus venosus

Answers:

• ductus venosus

Comments:

• Correct
• That's right! The ductus venosus degenerates postnatally, forming the ligamentum venosum.
• Continue

Question 6

6. The major duodenal papilla is formed by a ring of smooth muscle, the ____________ ____________, which controls the emptying of the hepatopancreatic ampulla.

Choices:

• hepatopancreatic sphincter

Answers:

• hepatopancreatic sphincter

Comments:

• Correct
• That's right! The hepatopancreatic sphincter, also known as the sphincter of Oddi, underlies the duodenal papilla and controls bile secretion into the duodenum.
• Continue

Question 7

7. In which subdivision of the small intestine are the plicae circulares tallest?

Choices:

• jejunum
• the jejunum

Answers:

• jejunum
• the jejunum

Comments:

• Correct
• That's right! The plicae circulares are tallest in the jejunum. The plicae increase surface area for nutrient absorption, most of which takes place in the jejunum.
• Continue

Question 8

8. The spleen is a left-sided organ that lies adjacent to the ____th to ____th ribs.

Choices:

• 9 11

Answers:

• 9 11

Comments:

• Correct
• That's right! The spleen lies on the left side, largely between fundus of the stomach and the diaphragm, and adjacent to the 9th to 11th ribs.
• Continue

Question 9

9. The superior mesenteric artery and vein lie ___________ to the uncinate process of the pancreas.

Choices:

• anterior

Answers:

• anterior

Comments:

• Correct
• That's right! The pancreas wraps around the SMA and SMV such that its neck is anterior to these vessels and its uncinate process is posterior.
• Continue

Question 1

1. Which of the following nerves contain sympathetic preganglionic fibres? Choose all that apply.

Choices:

• the lesser splanchnic nerve
• the lumbar splanchnic nerves
• the sacral splanchnic nerves
• the pelvic splanchnic nerves

Answers:

• the lesser splanchnic nerve
• the lumbar splanchnic nerves
• the sacral splanchnic nerves

Comments:

• Correct
• That's right! Thoracic splanchnic nerves (greater, lesser and least), lumbar splanchnic nerves and sacral splanchnic nerves all contain sympathetic preganglionic fibres.
• Continue

Question 2

2. A duodenal ulcer erodes the gut wall, but does not perforate it. Which of the following describes the resulting pain? Choose all that apply.

Choices:

• The pain will be felt in the epigastric region.
• the patient might describe the pain as dull and achy
• the patient will be vague in describing the location of the pain
• The pain will be felt in the pubic (hypogastric) region.
• The pain will be felt in the umbilical region.
• the patient might describe the pain as sharp and severe.
• the patient will be very precise in describing the location of the pain

Answers:

• The pain will be felt in the epigastric region.
• the patient might describe the pain as dull and achy
• the patient will be vague in describing the location of the pain

Comments:

• Correct
• That's right! Ulcer pain might also be described as “burning” pain, instead of dull and achy.
• Continue

Question 3

3. A duodenal ulcer perforates the gut wall, and the luminal contents irritate the parietal peritoneum lining the internal surface of abdominal wall in the epigastric region, causing excruciating pain. Sensory fibres in which of the following nerves reports this pain?

Choices:

• lower intercostal nerves
• the vagus nerve
• thoracic splanchnic nerves
• lumbar splanchnic nerves

Answers:

• lower intercostal nerves

Comments:

• Correct
• That's right! The lower intercostal nerves cross the costal margin to innervate the body wall overlying the epigastric region.
• Continue

Question 4

4. Which of the following functional types of neuronal cell bodies are present in the submucosal and myenteric plexuses? Choose all that apply.

Choices:

• parasympathetic postganglionic
• parasympathetic preganglionic
• sympathetic preganglionic
• sympathetic postganglionic

Answers:

• parasympathetic postganglionic

Comments:

• Correct
• That's right! The vagal fibres synapse onto postganglionic parasympathetic neurons in the submucosal (Meissner’s) and myenteric (Auerbach’s) plexuses.
• Continue

Question 5

5. Which type of neuronal cell bodies are located in the ganglia associated with the prevertebral and inferior hypogastric plexuses?

Choices:

• sympathetic postganglionic
• parasympathetic preganglionic
• parasympathetic postganglionic
• sympathetic preganglionic

Answers:

• sympathetic postganglionic

Comments:

• Correct
• That's right! Postganglionic sympathetic neurons populate the ganglia associated with the autonomic plexuses of the abdomen.
• Continue

Question 6

6. Which nerves carry parasympathetic preganglionic fibres destined to innervate foregut and midgut derivatives?

Choices:

• the vagus nerves
• the pelvic splanchnic nerves
• the sacral splanchnic nerves
• the greater and lesser splanchnic nerves

Answers:

• the vagus nerves

Comments:

• Correct
• That's right! The vagus nerves deliver parasympathetic preganglionic fibres to foregut and midgut derivatives.
• Continue

Question 7

7. Which nerves are primarily responsible for contributing sympathetic preganglionic fibres to the prevertebral plexus that ultimately influence hindgut function?

Choices:

• the lumbar splanchnic nerves
• the pelvic splanchnic nerves
• the sacral splanchnic nerves
• the greater and lesser splanchnic nerves

Answers:

• the lumbar splanchnic nerves

Comments:

• Correct
• That's right! The lumbar splanchnic nerves contribute sympathetic preganglionic fibres to the prevertebral plexus where they synapse largely on postganglionic neurons of the inferior mesenteric ganglion.
• Continue

Question 8

8. Which nerves carry parasympathetic preganglionic fibres destined to innervate hindgut derivatives?

Choices:

• the pelvic splanchnic nerves
• the sacral splanchnic nerves
• the vagus nerves
• the greater and lesser splanchnic nerves

Answers:

• the pelvic splanchnic nerves

Comments:

• Correct
• That's right! The pelvic splanchnic nerves deliver parasympathetic preganglionic fibres to hindgut derivatives.
• Continue