Question 1

Which of the following structures neither enters nor leaves the porta hepatis?

Accepted Answer

A)   branches of hepatic artery
B)   hepatic ducts
C)   hepatic veins
D)   branches of hepatic portal vein

Question 2

In the stomach, the undifferentiated epithelial stem cells lie near the junction between the gastric pits and gastric glands. In the intestine, the corresponding stem cells occur

Accepted Answer

A)   where the intestinal crypts meet the villi.
B)   on the tips of the villi.
C)   in the duodenal (Brunnerʹs)  glands.
D)   deep within the intestinal glands (crypts of Lieberkühn) .

Question 3

Explain the relationships and distinguish among the following structures of the small intestine: villi, microvilli, and circular folds.

Accepted Answer

Plicae circulares or circular folds are ...

Question 4

Figure 23.3
Use the diagram above to answer the following questions.
-Identify the letter that indicates the crown.

Accepted Answer

A)   A
B)   B
C)   C
D)   D
E)   E

Question 5

Layer of the GI tract responsible for peristalsis and segmentation.

Accepted Answer

A)   lamina propria
B)   muscularis mucosae
C)   muscularis externa
D)   submucosa
E)   serosa

Question 6

Which of the following is not contained in saliva?

Accepted Answer

A)   enzymes that initiate the digestion of carbohydrates
B)   bactericidal enzymes
C)   enzymes that begin the digestion of proteins
D)   bicarbonate buffer

Question 7

Explain the relationship between a hiatal hernia and gastroesophageal reflux disease (GERD).

Accepted Answer

In a hiatal hernia, the cardiac region o...

Question 8

Figure 23.2
Use the diagram above to answer the following questions.
-Identify the letter that indicates the duct formed by the union of the right and left hepatic ducts.

Accepted Answer

A)   A
B)   B
C)   C
D)   D
E)   E

Question 9

Which of the following cells produce intrinsic factor?

Accepted Answer

A)   mucous neck cells
B)   enteroendocrine cells
C)   parietal cells
D)   chief cells

Question 10

The vermiform appendix is suspended from the cecum.

Accepted Answer

A) True 
 B)False

Question 11

Of the basic digestive processes, the one in which nutrients enter capillaries is called

Accepted Answer

A)   absorption.
B)   ingestion.
C)   mechanical digestion.
D)   propulsion.

Question 12

What is the function of the gallbladder?

Accepted Answer

A)   secretion of bile
B)   secretion of gastrin
C)   production of cholesterol
D)   storage of bile

Question 13

The lesser omentum extends between the

Accepted Answer

A)   lesser curvature of the stomach and the porta hepatis of the liver.
B)   transverse colon and the posterior abdominal wall.
C)   greater curvature of the stomach and the posterior abdominal wall.
D)   sigmoid colon and the posterior pelvic wall.

Question 14

The lesser omentum directly attaches the stomach to the posterior abdominal wall.

Accepted Answer

A) True 
 B)False

Question 15

The splenic, or left colic, flexure of the colon is located within the

Accepted Answer

A)   right lumbar region.
B)   left hypochondriac region.
C)   left lumbar region.
D)   right hypochondriac region.

Question 16

Longitudinal folds of the stomach mucosa are called .

Accepted Answer

The answer of Longitudinal folds of the stomach mucosa are...

Question 17

Retroperitoneal organs have a serosa facing the peritoneal cavity and a(n)  on the posterior side embedded in the abdominal wall.

Accepted Answer

A)   mesothelium
B)   caveolae
C)   adventitia
D)   vasa vasorum
E)   muscularis externa

Question 18

Smooth muscle fibers differ from skeletal muscle in that they do not contain contractile myofilaments.

Accepted Answer

A) True 
 B)False

Question 19

Figure 23.1
Use the diagram above to answer the following questions.
-Identify the letter that indicates the cardia of the stomach.

Accepted Answer

A)   A
B)   B
C)   C
D)   D
E)   E

Question 20

The duodenum contains these structures whose products neutralize the acidic chyme.

Accepted Answer

A)   gastric glands
B)   Peyerʹs patches
C)   duodenal glands
D)   intestinal glands

Exam 23: The Lymphatic System

Which of the following is not contained in saliva?

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What is the function of the gallbladder?

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Figure 23.2 Use the diagram above to answer the following questions. -Identify the letter that indicates the duct formed by the union of the right and left hepatic ducts.

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Figure 23.3 Use the diagram above to answer the following questions. -Identify the letter that indicates the crown.

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The duodenum contains these structures whose products neutralize the acidic chyme.

Correct AnswerverifiedShow Answer

Explain the relationships and distinguish among the following structures of the small intestine: villi, microvilli, and circular folds.

Correct AnswerverifiedPlicae circulares or circular folds are ...View AnswerShow Answer

Layer of the GI tract responsible for peristalsis and segmentation.

Correct AnswerverifiedShow Answer

Longitudinal folds of the stomach mucosa are called .

Correct AnswerverifiedShow Answer

Of the basic digestive processes, the one in which nutrients enter capillaries is called

Correct AnswerverifiedShow Answer

In the stomach, the undifferentiated epithelial stem cells lie near the junction between the gastric pits and gastric glands. In the intestine, the corresponding stem cells occur

Correct AnswerverifiedShow Answer

Retroperitoneal organs have a serosa facing the peritoneal cavity and a(n) on the posterior side embedded in the abdominal wall.

Correct AnswerverifiedShow Answer

The splenic, or left colic, flexure of the colon is located within the

Correct AnswerverifiedShow Answer

Figure 23.1 Use the diagram above to answer the following questions. -Identify the letter that indicates the cardia of the stomach.

Correct AnswerverifiedShow Answer

The lesser omentum extends between the

Correct AnswerverifiedShow Answer

Which of the following structures neither enters nor leaves the porta hepatis?

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Smooth muscle fibers differ from skeletal muscle in that they do not contain contractile myofilaments.

Correct AnswerverifiedShow Answer

The vermiform appendix is suspended from the cecum.

Correct AnswerverifiedShow Answer

The lesser omentum directly attaches the stomach to the posterior abdominal wall.

Correct AnswerverifiedShow Answer

Explain the relationship between a hiatal hernia and gastroesophageal reflux disease (GERD).

Correct AnswerverifiedIn a hiatal hernia, the cardiac region o...View AnswerShow Answer

Which of the following cells produce intrinsic factor?

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Plicae circulares or circular folds are ...
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In a hiatal hernia, the cardiac region o...
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