Answer to Question 1
ANS: D
Feedback
A Incorrect: Labetalol is not a peripherally-acting antiadrenergic agent.
B Incorrect: Labetalol is not a centrally-acting antiadrenergic agent.
C Incorrect: Labetalol is not a calcium channel blocking agent.
D Correct: Labetalol is a beta-adrenergic blocking agent.
Answer to Question 2
ANS: C
Feedback
A Incorrect: HCTZ causes hypokalemia.
B Incorrect: Furosemide causes hypokalemia.
C Correct: Triamterene is a potassium-sparing diuretic that can cause hyperkalemia, so the client should not take potassium supplements while receiving this drug.
D Incorrect: Bumetanide can cause hypokalemia.