Cardiovascular System

What does the right side of the heart do?

• Receives blood from the body and pumps it to the lungs.

• Pumps oxygenated blood to the body.

• Filters waste from the blood.

• Regulates blood pressure.

What is the function of veins?

• Carry blood away from the heart.

• Carry oxygenated blood to the body.

• Carry blood towards the heart.

• Transport nutrients to the cells.

How big is the heart?

• About the size of a grapefruit.

• The size of your fist.

• As big as a basketball.

• The size of a pea.

What are the two chambers on the bottom of the heart called?

• Atria

• Ventricles

• Arteries

• Veins

What is the term for the heart's natural pacemaker?

• Atrioventricular (AV) node

• Sinoatrial (SA) node

• Bundle of His

• Purkinje fibers

What is the name of the chamber that receives blood from the body?

• Right Atrium

• Left Atrium

• Right Ventricle

• Left Ventricle

What is the main function of the heart?

• To pump blood throughout the body.

• To filter toxins from the blood.

• To produce hormones for the body.

• To regulate body temperature.

What is the function of the heart valves?

• To allow free flow of blood in any direction.

• To prevent backflow of blood.

• To increase blood pressure in the arteries.

• To store oxygen for the body.

What are the small blood vessels that connect arteries and veins called?

• Veins

• Arteries

• Capillaries

• Aneurysms

What is the name of the chamber that pumps blood to the body?

• Right Atrium

• Left Ventricle

• Right Ventricle

• Left Atrium