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Question 1 of 5

Divalproex sodium (Depakote) is prescribed for a 28-year-old female. Which lab test would the nurse expect prior to administration of the medication?

Correct Answer: B

Rationale: Divalproex is teratogenic; a pregnancy test is critical in females of childbearing age to prevent fetal harm.

Question 2 of 5

A client with paranoid thoughts refuses to eat because of the belief that the food is poisoned. The appropriate statement at this time for the nurse to say is

Correct Answer: C

Rationale: Reassurance is ineffective when a client is actively delusional. This option avoids both arguing with the client and agreeing with the delusional premise.

Question 3 of 5

A nurse at outpatient clinic is returning phone calls that have been made to the clinic. Which of the following calls should have the highest priority for medical intervention?

Correct Answer: B

Rationale: The patient experiencing neurovascular changes should have the highest priority. Pain following a TKR is normal, and breakdown over the heels is a gradual process. Moreover, a subacute ankle sprain is almost never a medical emergency.

Question 4 of 5

Propranolol is prescribed for an adult suspected to have Graves' disease. The nurse explains to the client that propranolol is prescribed for which purpose?

Correct Answer: D

Rationale: Propranolol, a beta-blocker, slows heart rate, controlling tachycardia in Graves' disease (hyperthyroidism). It does not affect thyroid activity, provide hormones, or regulate metabolism.

Question 5 of 5

A client with hyperkalemia is to receive an infusion of $250 \mathrm{~mL}$ of $20% glucose with 20 units of regular insulin. The rationale for this therapy is:

Correct Answer: C

Rationale: Insulin facilitates glucose uptake by cells, which drives potassium into cells, lowering serum potassium levels in hyperkalemia.

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