ATI LPN
Cardiovascular Questions and Answers PDF Questions
Question 1 of 5
During heart transplants, the nerves are severed resulting in a faster resting heart rate (approximately 100 beats per minute) after the transplant.
Correct Answer: C
Rationale: The vagus nerve slows heart rate via parasympathetic input; severing it during transplant removes this inhibition, increasing resting heart rate.
Question 2 of 5
The order of blood flow through the vessels is:
Correct Answer: B
Rationale: Blood flows from arteries to arterioles, capillaries, venules, and veins.
Question 3 of 5
Semilunar valves open into:
Correct Answer: D
Rationale: Semilunar valves open into both the aorta and the pulmonary artery.
Question 4 of 5
When you take a blood pressure reading, the first sound that you hear (the top reading) is the:
Correct Answer: B
Rationale: The first sound in a blood pressure reading, the systolic pressure, indicates ventricular contraction.
Question 5 of 5
During a visit to a 78-yr-old patient with chronic heart failure, the home care nurse finds that the patient has ankle edema, a 2-kg weight gain over the past 2 days, and complains of 'feeling too tired to get out of bed.' Based on these data, a correct nursing diagnosis for the patient is
Correct Answer: A
Rationale: The patient's statement supports the diagnosis of activity intolerance. There are no data to support the other diagnoses, although the nurse will need to assess for additional patient problems.