ATI LPN
Cardiovascular Disease Quiz Questions Questions
Question 1 of 5
What type of tissue comprises the valves of the heart?
Correct Answer: A
Rationale: The valves of the heart are made up of dense connective tissue, which provides the necessary strength and flexibility to withstand the pressure changes within the heart during the cardiac cycle.
Question 2 of 5
Systemic circulation includes blood flow to all parts of the body except the lungs.
Correct Answer: A
Rationale: Systemic circulation delivers blood to all body parts except the lungs, which are part of pulmonary circulation.
Question 3 of 5
Which of the following vessels do not have the ability to constrict and dilate?
Correct Answer: C
Rationale: Capillaries lack smooth muscle, so they cannot constrict or dilate like arteries, arterioles, or veins.
Question 4 of 5
Which of the following is not true of the myocardium?
Correct Answer: D
Rationale: All statements about the myocardium provided here are true.
Question 5 of 5
Contraction of the left atrium is stimulated by:
Correct Answer: D
Rationale: Interatrial bundles conduct impulses that stimulate contraction of the left atrium.