ATI LPN
Cardiovascular Assessment Questions Questions
Question 1 of 5
Which statement about blood flow is FALSE?
Correct Answer: B
Rationale: The volume of blood pumped through the lungs equals the volume exiting the heart, not entering it.
Question 2 of 5
Identify the chamber of the heart with the thickest wall.
Correct Answer: B
Rationale: The left ventricle has the thickest wall as it pumps blood into the aorta against high systemic pressure.
Question 3 of 5
What wave of an ECG (EKG) represents depolarization of the atria?
Correct Answer: A
Rationale: The P wave represents atrial depolarization on an ECG.
Question 4 of 5
Which of the following is NOT an aspect of capillary structure and function?
Correct Answer: D
Rationale: Capillary blood flow is typically slow to allow sufficient time for the exchange of gases, nutrients, and waste products.
Question 5 of 5
Angiotensin II increases blood pressure by increasing:
Correct Answer: A
Rationale: Angiotensin II causes arteriole constriction (increasing resistance) and stimulates aldosterone release (increasing blood volume), both raising blood pressure.