Circulatory system

Where in the body are carbon dioxide and oxygen exchanged?

• body cells

• heart

• lungs

• blood vessels

Which 2 body systems function together to move oxygen throughout the body?

• circulatory and

  digestive

• digestive and nervous

• nervous and skeletal

• respiratory and circulatory

Blood vessels that carry blood away from the heart

• circulatory system

• arteries

• veins

• capillaries

Vessels that carry blood back to the heart

• circulatory system

• arteries

• veins

• capillaries

The blood vessels, heart, and blood

• circulatory system

• arteries

• vessels

• capillaries

The part that makes up most of our blood vessels

• circulatory system

• arteries

• veins

• capillaries

This blood cell is the most numerous in your body and gives blood its red color.

• plasma

• platelets

• red blood cells

• white blood cells

Help fight germs and bacteria

• plasma

• platelets

• red blood cells

• white blood cells

The liquid part of the blood. It carries digested food and important materials to the cells.

• plasma

• platelets

• red blood cells

• white blood cells

A thin flap of tissue that acts like a one-way door

• atria

• ventricles

• valve

• septum