ATI LPN
Cardiovascular NCLEX Questions with Rationale Questions
Question 1 of 5
The skeletal muscle pump refers to skeletal muscles compressing against the walls of_____ to increase ______.
Correct Answer: D
Rationale: The skeletal muscle pump assists in venous return by compressing veins and pushing blood toward the heart.
Question 2 of 5
Which of the following chambers of the heart contain deoxygenated blood?
Correct Answer: C
Rationale: Deoxygenated blood returning from the body enters the right atrium and flows into the right ventricle before being pumped to the lungs for oxygenation.
Question 3 of 5
Heart murmurs are often heard in individuals with abnormalities in the of the heart.
Correct Answer: A
Rationale: Heart murmurs are typically caused by turbulent blood flow due to defective valves, not the myocardium (heart muscle) or nodes (electrical system).
Question 4 of 5
The bicuspid valve, the mitral valve, and the left atrioventricular valve are all names for the same structure.
Correct Answer: A
Rationale: These terms all refer to the same valve between the left atrium and ventricle.
Question 5 of 5
All the following are major branches of the aortic arch except the:
Correct Answer: A
Rationale: The coronary arteries branch from the ascending aorta, not the aortic arch.