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ATI LPN · Anatomy and Physiology · Digestive System Exam Questions

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Showing all 5 practice questions with expert explanatory rationales.

Question 1 of 5

Amylase enzyme acts on which substrate ______________.

A. Protein.

B. Carbohydrates.

C. Fatty acids.

D. Fat.

Correct Answer: Carbohydrates.

Question 2 of 5

Which of the following is absorbed in ileum-

A. Fat

B. Bile salts

C. Vit-K

D. Glucose

Correct Answer: Bile salts

Question 3 of 5

What is frenulum?

A. It is the fold by which tongue is attached to the floor of oral cavity.

B. It is uvula is present on pharyngeal wall

C. It is a tonsil like structure on the lateral walls of palate

D. It is V-shaped furrow which divides the surfaces of tongue

Correct Answer: It is the fold by which tongue is attached to the floor of oral cavity.

Question 4 of 5

The nutrient that is needed in small amounts that helps to regulate body processes and perform chemical reactions is

A. vitamins

B. minerals

C. fibre

D. carbohydrate

Correct Answer: vitamins

Question 5 of 5

Food tests were carried out on four different substances. Which substance contained both protein and reducing sugar?

A. substance A

B. substance B

C. substance C

D. substance D

Correct Answer: substance A

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