Circulatory System

The heart is a large muscle in our body.

• True

• False

The heart pumps blood throughout our body.

• True

• False

Tags

NGSS.MS-LS1-3

Blood carries oxygen and nutrients to our body's cells.

• True

• False

Tags

NGSS.MS-LS2-3

The heart is shaped like a star.

• True

• False

What is the main job of the heart?

• Pumping blood

• Pumping air

• Pumping water

• Pumping blood, air, and water

How many chambers does the human heart have?

• 1

• 2

• 3

• 4

Which side of the heart pumps oxygen-rich blood?

• right

• left

• all

• none

What does blood carry to our body's cells?

• Food

• Toys

• Oxygen and nutrients

• none

They are the collecting chambers of the heart.

• Left and Right Atria

• Left Atria

• Right Atria

• Left and Right Ventricles

They are pumping chambers. They cause the blood to move around the body.

• Left and Right Atria

• Left Ventricles

• Right Ventricles

• Left and Right Ventricles