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ATI RN · ATI Medical Surgical · NCLEX Questions Gastrointestinal System

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Showing all 5 practice questions with expert explanatory rationales.

Question 1 of 5

Which statement accurately describes vitamin deficiencies?

A. The two nutrients most often lacking in the diet of a vegan are vitamin B6 and folic acid.

B. Vitamin imbalances occur frequently in the United States because of excessive fat intake.

C. Surgery on the GI tract may contribute to vitamin deficiencies because of impaired absorption.

D. Vitamin deficiencies in adults most commonly are clinically manifested by disorders of the skin.

Expert Explanatory Rationale

Correct Answer: Surgery on the GI tract may contribute to vitamin deficiencies because of impaired absorption.

Question 2 of 5

What is the function of the enteric nervous system?

A. controlling voluntary movements

B. regulating hormone secretion

C. controlling digestion independently of the brain

D. controlling respiratory functions

Expert Explanatory Rationale

Correct Answer: controlling digestion independently of the brain

Question 3 of 5

A nurse is caring for a client who has ulcerative colitis and is teaching the client about the common link with Crohn's disease. Which of the following information should the nurse include?

A. Both are inflammatory

B. Both begin in the rectum

C. Both manifest fistula formation

D. Both require frequent surgery

Expert Explanatory Rationale

Correct Answer: Both are inflammatory

Question 4 of 5

It is true to say the following about the motility of the gastrointestinal system:

A. It is regulated neurally but not by hormones

B. Emptying of the stomach is mainly by segmentation contractions

C. Movement of chyme along the small intestine is mainly by the migrating motor complex

D. Peristalsis is seen in most parts of the GIT

Expert Explanatory Rationale

Correct Answer: Peristalsis is seen in most parts of the GIT

Question 5 of 5

Which one of the connective tissue sheets listed below consists of two layers of serous membranes with a thin layer of connective tissue between them and attaches to the small intestine?

A. lesser omentum

B. mesentery proper

C. greater omentum

D. falciform ligament

Expert Explanatory Rationale

Correct Answer: mesentery proper

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