Cardiovascular System Quiz

What is the relationship between blood flow and pressure?

• Blood flow increases as pressure decreases

• Blood flow decreases as pressure increases

• Blood flow is independent of pressure

• Blood flow increases as pressure increases

Where do all blood vessels begin and end?

• In the heart

• In the lungs

• In the brain

• In the liver

Where are capillary beds?

• In the heart

• In the tissues

• In the lungs

• In the stomach

What is the function of arteries in the circulatory system?

• Send blood to the heart

• Send blood away from the heart

• Exchange gases in the lungs

• Store blood

What does pulmonary circulation do with the blood it receives?

• Sends it to the liver

• Sends it to the lungs

• Sends it to the brain

• Sends it to the kidneys

What is the structure labeled as #1 in the heart diagram?

• Aorta

• Pulmonary artery

• Superior vena cava

• Inferior vena cava

Identify the structure labeled as #2 in the heart diagram.

• Right atrium

• Left atrium

• Right ventricle

• Left ventricle

Which structure is indicated by #4 in the heart diagram?

• Aorta

• Pulmonary vein

• Pulmonary artery

• Inferior vena cava

What is the role of the structure labeled as #5 in the heart diagram?

• Pumps oxygenated blood to the body

• Receives deoxygenated blood from the body

• Pumps deoxygenated blood to the lungs

• Receives oxygenated blood from the lungs

Which blood vessel delivers oxygen-poor blood to the lungs?

• Pulmonary trunk

• Pulmonary vein

• Aorta

• Superior vena cava