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

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Showing all 5 practice questions with expert explanatory rationales.

Question 1 of 5

The layer of the skin that contains the blood vessels and nerves that are closest to the surface of the skin is the ___ layer.

A. papillary

B. reticular

C. epidermal

D. subcutaneous

Expert Explanatory Rationale

Correct Answer: papillary

Question 2 of 5

MAKE CONNECTIONS Which B vitamin requires the help of a product made in the stomach to be absorbed? What is that gastric product and which cells in the gastric mucosa secrete it? What part of the small intestine ultimately absorbs this B vitamin? Lack of this B vitamin causes what kind of anemia?

A. Vitamin B6, pepsin, chief cells, duodenum, macrocytic

B. Vitamin B12, intrinsic factor, parietal cells, ileum, pernicious

C. Vitamin B1, HCl, parietal cells, jejunum, megaloblastic

D. Vitamin B9, mucus, goblet cells, ileum, microcytic

Expert Explanatory Rationale

Correct Answer: Vitamin B12, intrinsic factor, parietal cells, ileum, pernicious

Question 3 of 5

Generally speaking, what kinds of reactions and events characterize the absorptive state? The postabsorptive state?

A. Catabolism and energy storage; anabolism and glucose sparing

B. Anabolism and energy storage; catabolism and glucose sparing

C. Anabolism and lipolysis; catabolism and glycogenesis

D. Catabolism and glycogenolysis; anabolism and energy release

Expert Explanatory Rationale

Correct Answer: Anabolism and energy storage; catabolism and glucose sparing

Question 4 of 5

The interconnecting tiny arches of bone tissue found in spongy bone are called

A. osteons

B. trabeculae

C. concentric lamellae

D. interstitial lamellae

Expert Explanatory Rationale

Correct Answer: trabeculae

Question 5 of 5

The basic functional unit of the nervous system is the

A. neuron

B. axon

C. nerve

D. glial cell

Expert Explanatory Rationale

Correct Answer: neuron

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