Cardiovascular System Quiz

What is the function of the cardiovascular system?

• C. Provides cells with carbon dioxide

• D. Transports hormones to the liver

• B. Circulates oxygen and removes carbon dioxide

• A. Circulates water and removes oxygen

Which component of the cardiovascular system carries blood from the heart to all the other parts of the body?

• B. Blood Vessels

• D. Kidneys

• A. Heart

• C. Lungs

What is the function of the pulmonary circulation?

• D. Carries blood from the rest of the body to the heart

• C. Carries blood from the heart to the rest of the body

• B. Carries blood from the lungs to the heart

• A. Carries blood from the heart to the lungs

What is the average intrinsic rate of the Sinoatrial (SA) node in the normal heart?

• C. 100-120 beats/min

• B. 60-100 beats/min

• A. 40-60 beats/min

• D. 120-150 beats/min

Which type of blood vessels carry blood from the body back to the heart?

• A. Arteries

• D. Arterioles

• B. Veins

• C. Capillaries

What is the average stroke volume for each ventricle in a normal adult male?

• A. 50 ml

• B. 70 ml

• C. 90 ml

• D. 110 ml

What is the function of the cardiac valves?

• C. Allow blood to pass only in one direction

• B. Prevent blood from passing in both directions

• A. Allow blood to pass in both directions

• D. Prevent blood from passing in one direction

What is the difference between systolic and diastolic pressure known as?

• B. Mean arterial pressure

• A. Pulse pressure

• D. Blood pressure

• C. Cardiac output

Which part of the heart generates the first heart sound (S1)?

• B. Semilunar valves

• D. Purkinje fibers

• A. Atrioventricular (AV) valves

• C. Sinoatrial (SA) node

What is the primary function of the arterioles?

• A. Regulate flow to tissues

• C. Carry blood from the body back to the heart

• B. Carry blood from the heart to the lungs

• D. Allow exchange of materials between blood and tissues