ATI LPN
Cardiovascular Questions Questions
Question 1 of 5
The internal layer of the tissue in the heart is the epicardium.
Correct Answer: B
Rationale: The endocardium is the innermost layer lining the heart chambers, not the epicardium (outer layer).
Question 2 of 5
All arteries of the systemic circulation branch from the:
Correct Answer: D
Rationale: The aorta is the origin of all systemic arteries.
Question 3 of 5
If the AV node were forced to assume pacemaker activity, what would be the resulting pulse rate?
Correct Answer: D
Rationale: If the AV node assumes pacemaker activity, the pulse rate typically ranges from 40 to 60 beats per minute.
Question 4 of 5
The pulse in the neck is felt over which artery?
Correct Answer: B
Rationale: The common carotid artery is located in the neck and is the primary site for feeling the carotid pulse due to its superficial position and strong pulsation.
Question 5 of 5
When teaching the patient with newly diagnosed heart failure about a 2000-mg sodium diet, the nurse explains that foods to be restricted include
Correct Answer: B
Rationale: Yogurt and milk products (e.g., cheese) naturally contain a significant amount of sodium, and the intake of these should be limited for patients on a diet that limits sodium to 2000 mg daily. The other foods listed have minimal levels of sodium and can be eaten without restriction.