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ATI LPN · Medical Surgical Nursing · Medical Surgical Endocrine ATI

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Showing all 5 practice questions with expert explanatory rationales.

Question 1 of 5

Which actual structural unit secretes insulin?

A. Pancreas

B. Unless of Langerhans

C. Beta cell

D. Alpha cell

Expert Explanatory Rationale

Correct Answer: Beta cell

Question 2 of 5

A patient with hyperthyroidism is prescribed propylthiouracil (PTU). The nurse includes which formation about the mechanism of action of this medication in the teaching plan?

A. Diverts iodine pathways

B. Causes formation of thyroid antibodies

C. Decreases the vascularity of the thyroid gland

D. Blocks iodine from binding with thyroglobulin

Expert Explanatory Rationale

Correct Answer: Diverts iodine pathways

Question 3 of 5

Identify the growth factor that is released by cancer cells to create a capillary network that aids the cancer growth.

A. macrophage colony-stimulating factor

B. platelet derived growth factor

C. tumor angiogenesis factor

D. epidermal growth factor

Expert Explanatory Rationale

Correct Answer: tumor angiogenesis factor

Question 4 of 5

The nurse is caring for a client who has developed SIADH. It would be necessary for the nurse to immediately notify the primary health care provider (PHCP) if the client

A. Has 2+ pitting edema of the lower extremities

B. Gained 1.5 pounds in the past 24 hours

C. Drank 500 mL of water at lunch.

D. Developed crackles in the bases of the lungs.

Expert Explanatory Rationale

Correct Answer: Developed crackles in the bases of the lungs.

Question 5 of 5

Identify the hormone(s) produced by the hypothalamus.

A. oxytocin

B. antidiuretic hormone

C. releasing and inhibiting hormones

D. All of the above are all produced in the hypothalamus.

Expert Explanatory Rationale

Correct Answer: All of the above are all produced in the hypothalamus.

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