The nurse gives metoprolol 25 mg PO BID to a client who has coronary artery disease. The nurse understands that the primary use of this medication is to:
decrease cardiac workload.
dilate the coronary arteries.
prevent cardiac dysrhythmias.
Increase the strength of myocardial contraction.
The Correct Answer is A
A. Metoprolol, a beta-blocker, reduces heart rate and myocardial oxygen demand, effectively decreasing the cardiac workload.
B. Metoprolol does not primarily dilate coronary arteries.
C. While it can help manage dysrhythmias, its main purpose is to reduce cardiac workload.
D. Metoprolol does not increase the strength of myocardial contraction; it may reduce it slightly to decrease oxygen demand.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is D
Explanation
A. This description is more characteristic of osteoarthritis, where cartilage wear and tear occur.
B. This explanation is more related to chronic pain syndromes, not specifically RA.
C. The presence of crystals in the joint is a characteristic of gout, not RA.
D. Rheumatoid arthritis (RA) is an autoimmune condition in which the body’s immune system attacks the synovial lining of the joints, causing inflammation, pain, and eventually joint destruction.
Correct Answer is A
Explanation
A. Black, tarry stools indicate gastrointestinal bleeding, a common side effect of NSAIDs.
B. Constipation is not a typical side effect of NSAIDs.
C. Nasal congestion is unrelated to NSAID use.
D. Weight loss is not a primary concern with NSAID use but may result from prolonged gastrointestinal issues.
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