Musco/Skele/Cir System

Blood carries ____________ to the heart.

• vitamins

• germs

• oxygen

Blood is carried back to your heart in little tubes called ____________.

• veins

• arteries

• hoses

Your heart pumps blood throughout your entire body through little tubes called _____________.

• veins

• arteries

• hoses

Which describes all the parts of the circulatory system?

• heart, lungs, stomach, muscles

• heart, blood, arteries, and veins

• bones, skin, hair

Delivers oxygen to your body cells. Made in bone marrow.

• white blood cell

• red blood cell

• respiratory system

• lungs

Fights disease and infection. Made by the lymphatic system.

• white blood cells

• red blood cells

• circulatory system

• blood

This organ pumps blood through your body.

• heart

• artery

• vein

• capillaries

These blood vessels take oxygenated blood to the body cells.

• heart

• artery

• vein

• capillary

These blood vessels carry deoxygenated blood to the lungs.

• heart

• capillaries

• veins

• arteries

The system that makes red blood cells.

• nervous

• circulatory

• respiratory

• skeletal