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ATI LPN · Anatomy and Physiology · Nutrition And Metabolism Test Questions

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Showing all 5 practice questions with expert explanatory rationales.

Question 1 of 5

What is the energy source for the proton pumps of oxidative phosphorylation?

A. Glucose directly

B. Energy from food fuel oxidation

C. Fatty acids only

D. Protein breakdown

Correct Answer: Energy from food fuel oxidation

Question 2 of 5

What is Nutrition?

A. The process of consuming food

B. The biochemical and physiological process by which an organism uses food to support its life

C. The process of cooking food

D. The process of eliminating food

Correct Answer: The biochemical and physiological process by which an organism uses food to support its life

Question 3 of 5

The part of the peripheral nervous system that carries sensory information to the CNS is designated

A. motor

B. afferent

C. efferent

D. autonomic

Correct Answer: afferent

Question 4 of 5

The watery component of the cytoplasm is called

A. cytosol

B. protoplasm

C. extracellular fluid

D. interstitial fluid

Correct Answer: cytosol

Question 5 of 5

What happens to the ammonia removed from amino acids when the amino acids are used for energy fuel?

A. Converted to glucose

B. Combined with COâ‚‚ to form urea

C. Stored in the liver

D. Excreted as ammonia

Correct Answer: Combined with COâ‚‚ to form urea

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