ATI LPN
Cardiovascular Exam Questions Quizlet Questions
Question 1 of 5
The difference between a person's maximum cardiac output and resting cardiac output is called the
Correct Answer: D
Rationale: Cardiac reserve reflects the heart's ability to increase its output above resting levels during exercise or stress.
Question 2 of 5
The tissue layers of blood vessels from outer layer to inner layer are:
Correct Answer: B
Rationale: Blood vessel layers are tunica externa (outer), tunica media (middle), and tunica intima (inner).
Question 3 of 5
Which of the following is not true of the ventricles?
Correct Answer: D
Rationale: All statements about the ventricles provided here are true.
Question 4 of 5
Cardiac output can be computed by:
Correct Answer: D
Rationale: Cardiac output is computed by multiplying stroke volume by heart rate.
Question 5 of 5
When trying to stop arterial bleeding by applying pressure, why is it necessary to apply pressure between the bleeding part and the heart?
Correct Answer: A
Rationale: Arterial bleeding must be stopped by applying pressure between the heart and the injury because blood flows from the heart through arteries to the site, and this interrupts the supply.