ATI LPN
100 Questions on the Cardiovascular System PDF Questions
Question 1 of 5
The pulse in the wrist is felt over which artery?
Correct Answer: A
Rationale: The radial artery, located on the thumb side of the wrist, is the most commonly used site for checking the pulse in the wrist due to its accessibility and prominence.
Question 2 of 5
Q .= SV x HR. Explain the meaning of this equation and give typical resting values that you would expect in an endurance-based athlete.
Correct Answer: D
Rationale: Explanation derived from provided content.
Question 3 of 5
Which of the following veins carry oxygenated blood?
Correct Answer: D
Rationale: Pulmonary veins (from lungs to left atrium) and umbilical veins (in fetus from placenta) carry oxygenated blood; cephalic veins do not.
Question 4 of 5
When recording lead III on an ECG, the negative electrode is the:
Correct Answer: A
Rationale: Lead III uses the left arm as the negative electrode and the left leg as the positive electrode.
Question 5 of 5
Which of the following statements about coronary blood flow is most accurate?
Correct Answer: C
Rationale: Subendocardial flow decreases more during systole due to greater compression by the contracting myocardium.