Blood and heart

žThe blood system~It is responsible for pumping blood from the heart throughout the body.

• vein

• circulatory system

• blood

• heart

žMain organ in the circulatory system

• capillary

• heart

• artery

• circulatory system

žBlood vessels that carry blood away from the heart to other parts of the body.

• heart

• veins

• arteries

• capillary

žBlood vessels that carry blood from the body back to the heart.

• artery

• heart

• capillary

• veins

Tiny blood vessels within organs.

• capillary

• artery

• vein

• blood vessel

In blood water makes up ...

• 50%

• 5%

• 45%

• 1%

In blood the red blood cells make up

• 50%

• 4%

• 1%

• 45%

white blood cells and platelets make up

• 45%

• 50%

• 1%

• 4%

transporters of oxygen, nutrients and carbon dioxide

• WBC

• Platelets

• RBC

• bone marrow

produced in the bone marrow and can live for 120 days

• RBC

• WBC

• platelets

• plasma