Labetalol is an effective antihypertensive because of its action as a:
a. peripherally acting antiadrenergic agent.
b. centrally acting antiadrenergic agent.
c. calcium channel antagonist or blocking agent.
d. beta-adrenergic blocking agent.
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.
You might also like to view...
During a home visit the population nurse determines that a child with type 1 diabetes mellitus is activity participating in self-management. What did the nurse observe to come to this conclusion?
1. Mother makes the child lunch. 2. Child measure capillary blood glucose. 3. Brother waits to play with the child outdoors. 4. Older sister takes the child to the playground.
When was the first nurse practice act implemented in the United States?
1. 1900 2. 1935 3. 1949 4. 1960
A client has been prescribed amitriptyline (Elavil) for treatment of depression. The nurse teaches the client to avoid use of over-the-counter sleep aids. What is the nurse's rationale for this advice?
1. Using these drugs in combination often causes bradycardia. 2. Use of amitriptyline can change enzymatic action. 3. Amitriptyline also induces sleep, so additional sleep aids are not needed. 4. Using these two medications together decreases enzyme production in the pancreas, which results in pancreatitis.
A woman comes into the ED staggering and under the influence of alcohol. The staff members recognize her as having a chronic drinking problem
She declares, "I do not have a problem. I can stop drinking any day." The defense mechanism displayed is: 1. Humor 2. Denial 3. Devaluation 4. Sublimation