ATI LPN
Cardiovascular Assessment Questions Questions
Question 1 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 2 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.
Question 3 of 5
The apex of the heart is normally pointed
Correct Answer: B
Rationale: The heart's apex is tilted to the left of the midline in most individuals.
Question 4 of 5
Which term refers to the period of time during a cardiac cycle when contraction of a chamber occurs and pressure within the chamber rises?
Correct Answer: B
Rationale: Systole refers to the contraction phase of the cardiac cycle, during which the heart chambers pump blood out, increasing internal pressure.
Question 5 of 5
Anastomoses are important for providing collateral circulation
Correct Answer: A
Rationale: Anastomoses are connections between vessels that allow alternative blood flow routes, aiding collateral circulation.