Key terms

Fill in the blank: Stroke volume is the amount of blood pumped from the left ventricle per ____.

• beat.

• minute.

• hour.

• day.

Fill in the blank: Cardiac output is the amount of blood pumped by the heart per ____.

• minute.

• hour.

• second.

• day.

The function of the Aorta in the human heart is to:

• pump blood to the lungs

• carry oxygenated blood from the heart to the rest of the body

• regulate the heartbeat

• filter blood

The part of the heart that receives oxygenated blood from the lungs is:

• Right Atrium

• Left Atrium

• Right Ventricle

• Left Ventricle

The _______ valve is located between the right atrium and right ventricle.

• The tricuspid valve

• The mitral valve

• The aortic valve

• The pulmonary valve

The valve that prevents the backflow of blood into the left atrium is:

• Mitral valve

• Tricuspid valve

• Aortic valve

• Pulmonary valve

The role of the Pulmonary Artery in the circulatory system is to:

• carry oxygenated blood from the lungs to the heart

• carry deoxygenated blood from the heart to the lungs

• carry oxygenated blood from the heart to the body

• carry deoxygenated blood from the body to the heart

The part of the heart responsible for pumping deoxygenated blood to the lungs is:

• Left Atrium

• Right Atrium

• Left Ventricle

• Right Ventricle

Fill in the blank: The _______ Vena Cava carries deoxygenated blood from the body to the heart.

• The inferior Vena Cava carries deoxygenated blood from the body to the heart.

• The superior Vena Cava carries oxygenated blood from the body to the heart.

• The middle Vena Cava carries deoxygenated blood from the lungs to the heart.

• The anterior Vena Cava carries deoxygenated blood from the body to the heart.

How many atria are there in the human heart?

• 1

• 2

• 3

• 4