Question 1

A patient has Barrett syndrome. The physician should be examining his

Accepted Answer

A)   esophagus
B)   stomach
C)   small intestine
D)   colon
E)   rectum A

Question 2

Which of the following cells is present in the mucosa of the stomach and manufactures visible mucus?

Accepted Answer

A)   surface lining cells
B)   mucous neck cells
C)   parietal cells (oxyntic cells) 
D)   M cells
E)   chief cells A

Question 3

An old patient has a low-grade fever, copious, severe abdominal cramps, and a copious watery diarrhea. The physician believes his condition to be pseudomembranous colitis, an infection caused by bacteria of the genus

Accepted Answer

A)   Clostridium
B)   Streptobacillus
C)   Staphylococcus
D)   Escherichia
E)   Campylobacter A

Question 4

In Fig. Img_005a, a patient presents with an ulcer.This photomicrograph shows a healthy area of the ulcerated organ. Where is this patient's ulcer located?

Accepted Answer

A)   esophagus
B)   fundic stomach
C)   pyloric stomach
D)   duodenum
E)   jejunum

Question 5

The tip of the arrow indicates the junction of the

Accepted Answer

A)   rectum and the anus
B)   rectum and the colon
C)   stomach and the duodenum
D)   stomach and the esophagus
E)   esophagus and the pharynx

Question 6

A patient who has appendicitis does not have which one of the following symptoms?

Accepted Answer

A)   pain in the lower right quadrant of the abdomen
B)   nausea
C)   vomiting
D)   fever
E)   lymphocytopenia

Question 7

A patient with pernicious anemia has vitamin B12 deficiency. The reason for the deficiency is lack of gastric intrinsic factor (GIF). The cell that secretes GIF is

Accepted Answer

A)   surface lining cell
B)   goblet cell
C)   chief cell
D)   parietal cell
E)   mucous neck cell

Question 8

Long-chain fatty acids are

Accepted Answer

A)   reesterified in the cisterna of the rough endoplasmic reticulum (RER) 
B)   reabsorbed by active transport into the surface absorptive cells
C)   transported into the capillaries of the villus
D)   emulsified in the lumen of the duodenum by bile
E)   normally eliminated as a part of feces

Question 9

Paneth cells

Accepted Answer

A)   are present in the crypts of Lieberkuhn of the colon
B)   are antigen-presenting cells
C)   manufacture and release chondroitin sulfate
D)   are DNES (diffuse neuroendocrine system)  cells
E)   manufacture and release lysozymes

Question 10

The parietal cells of the fundic stomach

Accepted Answer

A)   manufacture visible mucus
B)   absorb vitamin B12
C)   require cholecystokinin to manufacture HCl
D)   require histamine to manufacture HCl
E)   require secretin to manufacture HCl

Question 11

Ulcers are caused primarily by bacteria of the genus

Accepted Answer

A)   Helicobacter
B)   Streptobacillus
C)   Staphylococcus
D)   Escherichia
E)   Campylobacter

Question 12

The ileum is easily recognizable because

Accepted Answer

A)   it has glands in the submucosa
B)   it has very few goblet cells
C)   it has Peyer patches
D)   its crypts of Lieberkuhn extend halfway to the muscularis mucosae
E)   its crypts of Lieberkuhn extend one third of the way to the muscularis mucosae

Exam 16: Digestive System: Alimentary Canal

A patient has Barrett syndrome. The physician should be examining his

Which of the following cells is present in the mucosa of the stomach and manufactures visible mucus?

An old patient has a low-grade fever, copious, severe abdominal cramps, and a copious watery diarrhea. The physician believes his condition to be pseudomembranous colitis, an infection caused by bacteria of the genus

In Fig. Img_005a, a patient presents with an ulcer.This photomicrograph shows a healthy area of the ulcerated organ. Where is this patient's ulcer located?

The tip of the arrow indicates the junction of the

A patient who has appendicitis does not have which one of the following symptoms?

A patient with pernicious anemia has vitamin B₁₂ deficiency. The reason for the deficiency is lack of gastric intrinsic factor (GIF) . The cell that secretes GIF is

Long-chain fatty acids are

Paneth cells

The parietal cells of the fundic stomach

Ulcers are caused primarily by bacteria of the genus

The ileum is easily recognizable because

Exam 16: Digestive System: Alimentary Canal

A patient has Barrett syndrome. The physician should be examining his

Which of the following cells is present in the mucosa of the stomach and manufactures visible mucus?

An old patient has a low-grade fever, copious, severe abdominal cramps, and a copious watery diarrhea. The physician believes his condition to be pseudomembranous colitis, an infection caused by bacteria of the genus

In Fig. Img_005a, a patient presents with an ulcer.This photomicrograph shows a healthy area of the ulcerated organ. Where is this patient's ulcer located?

The tip of the arrow indicates the junction of the

A patient who has appendicitis does not have which one of the following symptoms?

A patient with pernicious anemia has vitamin B12 deficiency. The reason for the deficiency is lack of gastric intrinsic factor (GIF) . The cell that secretes GIF is

Long-chain fatty acids are

Paneth cells

The parietal cells of the fundic stomach

Ulcers are caused primarily by bacteria of the genus

The ileum is easily recognizable because

A patient with pernicious anemia has vitamin B₁₂ deficiency. The reason for the deficiency is lack of gastric intrinsic factor (GIF) . The cell that secretes GIF is