Parts of a Human Circulatory System

Short lesson on the organs and other parts that make up the human circulatory system.

1. The Circulatory System

2. Digestive System Respiratory System Circulatory System Muscular System Skeletal System Systems in our body Learning This

3. 3 P arts of the circulatory system. Heart Blood vessels Blood

4. 4 The Hearts and its functions Your heart is made of a special muscle called the heart muscle. T he heart muscle contracts and relaxes continuously to pump blood to all parts of your body.

5. 5 Blood vessel and its functions Blood vessels are tubes that transport blood to all parts of our body. Some blood vessels transport blood from the heart to all parts of the body. Some other blood vessels transport blood from all parts of the body back to the heart

6. 6 Blood and its functions Our blood transports oxygen, digested food and water to all parts of our body. It also transports carbon dioxide and waste material to some organs for removal from our body.