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HESI LPN · HESI LPN Medical Surgical Nursing · HESI Endocrine System Nursing Questions

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Showing all 5 practice questions with expert explanatory rationales.

Question 1 of 5

Regarding starvation:

A. glycogen provides enough fuel for 48 hours

B. ketoacids derived from fats, are used by the brain and other tissues

C. hypoglycaemia has a protein sparing effect

D. average time until death is 40 days

Correct Answer: ketoacids derived from fats, are used by the brain and other tissues

Question 2 of 5

Which condition is characterized by high blood glucose levels?

A. diabetes mellitus

B. hypoglycemia

C. hypothyroidism

D. hyperthyroidism

Correct Answer: diabetes mellitus

Question 3 of 5

Most hormones of the endocrine system are regulated by a .

A. hormone-gene complex

B. hormone-receptor complex

C. negative feedback mechanism

D. positive feedback mechanism

Correct Answer: negative feedback mechanism

Question 4 of 5

During surgery, we administer hexamethonium to an anesthetized patient. Which of the following effects should you expect in response to this drug?

A. Bradycardia mediated by activation of the baroreceptor reflex

B. Increased GI tract motility, possible spontaneous defecation

C. Increased salivary secretions

D. Vasodilation

Correct Answer: Vasodilation

Question 5 of 5

The following drugs can depress the sympathetic activity EXCEPT:

A. Clonidine

B. Reserpine

C. Phenylephrine

D. Labetalol

Correct Answer: Phenylephrine

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