ATI LPN
Cardiovascular Nursing Questions Questions
Question 1 of 5
Regular exercise can positively influence several health risks. Identify two cardiovascular diseases and briefly explain their health risks on the human body. Explain how regular aerobic exercise might reduce these risks.
Correct Answer: D
Rationale: Regular exercise mitigates cardiovascular risks through enhanced heart functionality and metabolic improvements.
Question 2 of 5
A 55-year-old man has been diagnosed with Stokes-Adams syndrome. Two minutes after the syndrome starts active blockade of the cardiac impulse, which of the following is the pacemaker of the heart?
Correct Answer: C
Rationale: In Stokes-Adams syndrome, after complete block, Purkinje fibers take over as the pacemaker at a slower rate.
Question 3 of 5
Which of the following statements about cardiac muscle is most accurate?
Correct Answer: B
Rationale: Cardiac muscle contraction strength depends on extracellular calcium entering via L-type channels.
Question 4 of 5
A patient with high pH levels and increased HCO3- in blood. He will most likely be presenting with:
Correct Answer: B
Rationale: High pH and increased HCO3- indicate metabolic alkalosis, often from hypoventilation retaining CO2.
Question 5 of 5
Which type of hypersensitivity is rheumatic fever?
Correct Answer: B
Rationale: Rheumatic fever is a type II hypersensitivity reaction due to molecular mimicry.