ATI LPN
Cardiovascular Disease Questions and Answers Questions
Question 1 of 5
Blood flows the fastest in
Correct Answer: B
Rationale: Blood flows fastest in arteries due to their high-pressure environment and smaller total cross-sectional area compared to other vessels.
Question 2 of 5
Through which structure does blood pass from the right atrium to the right ventricle?
Correct Answer: A
Rationale: The tricuspid valve allows blood to flow from the right atrium to the right ventricle. (Choices generated as question had only one option.)
Question 3 of 5
Which of the following selections lists conditions that would lead to increased stroke volume?
Correct Answer: C
Rationale: Increased preload stretches the cardiac muscle more, decreased afterload reduces resistance to ejection, and increased contractility enhances force of contraction, all contributing to higher stroke volume.
Question 4 of 5
Pulmonary circulation is blood flow through the liver.
Correct Answer: B
Rationale: Pulmonary circulation involves blood flow between the heart and lungs, not the liver.
Question 5 of 5
The heart has nerves coming from the:
Correct Answer: D
Rationale: The heart receives innervation from both sympathetic and parasympathetic systems, including the vagus nerve.