NCLEX-PN
Cardiac Disorders NCLEX Questions Questions
Extract:
Question 1 of 5
Which cardiac enzyme would the nurse expect to elevate first in a client diagnosed with a myocardial infarction (MI)?
Correct Answer: C
Rationale: Troponin (
C) rises within 3–4 hours post-MI, making it the earliest marker. CK-MB (
A) rises in 4–6 hours, LDH (
B) in 24–48 hours, and WBCs (
D) are nonspecific.
Question 2 of 5
A male client with angina pectoris has been having an increased number of episodes of pain recently. He is admitted for observation. During the admission interview, he tells the nurse that he has been having chest pain during the last week. Which statement by the client would be of greatest concern to the nurse?
Correct Answer: C
Rationale: Chest pain at rest, such as while watching television, is concerning as it may indicate unstable angina or impending myocardial infarction, requiring urgent evaluation. Pain with activity, eating, or radiating to the arm is typical of angina but less immediately alarming.
Question 3 of 5
Which nursing action would best reduce the client's energy, the client?
Correct Answer: B
Rationale: Staggering activities conserves energy, reducing cardiac workload in recovery.
Question 4 of 5
The client is being evaluated for valvular heart disease. Which information would be most significant?
Correct Answer: D
Rationale: Rheumatic heart disease (
D) is a major cause of valvular disease, especially mitral/aortic. CAD (
A), family history (
B), and smoking (
C) are less directly causative.
Question 5 of 5
The client diagnosed with pericarditis is being discharged home. Which intervention should the nurse include in the discharge teaching?
Correct Answer: A
Rationale: Rest and sleep (
A) reduce cardiac demand in pericarditis. Occupational therapy (
B), oxygen (
C), and valve surgery (
D) are not indicated.