Small blood vessels that diffuse oxygen, carbon dioxide, and nutrients.

These blood vessels carry deoxygenated blood to the lungs.

These blood vessels take oxygenated blood to the body cells.

This organ pumps blood through your body.

Fights disease and infection. Made by the lymphatic system.

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

The system that makes red blood cells.

The system that delivers oxygen and gets rid of carbon dioxide.

The system that sends electrical signals to the heart that tell it to beat.

The system that breaks down food into nutrients.

The system that makes white blood cells.

A disease in which red blood cells are mis-shaped and clog capillaries.

Causes an overproduction of white blood cells that crowd the blood.

Cholesterol and plaque builds up on vessel walls and causes heart attack and stroke.

A hereditary disease where blood does not clot to stop bleeding.

The 3 main functions of the Circulatory System

How many types of human body systems do we have?

Which one are we learning about today?

What does the circulatory system do?

Our circulatory system is made up of the heart, arteries, and veins.

What does it mean to transport?

What do veins do?