Cardiovascular System

http://www.innerbody.com/image/cardov.html

http://www.niaaa.nih.gov/Resources/GraphicsGallery/CardiovascularSystem/DiagramofHeart.htm

http://www.texasheartinstitute.org/HIC/Anatomy/anatomy2.cfm

http://www.pbs.org/wgbh/nova/eheart/transplantwave.html

Interactive Heart Aniamtions

http://www.smm.org/heart/heart/top.html

Amazing Heart Facts

• Your heart is about the same size as your fist.
• An average adult body contains about five quarts of blood.
• All the blood vessels in the body joined end to end would stretch 62,000 miles or two and a half times around the earth.
• The heart circulates the body's blood supply about 1,000 times each day.
• The heart pumps the equivalent of 5,000 to 6,000 quarts of blood each day.

Bill Nye the Science Guy - "Gimme Back My Heart" 

Blood and Circulation

Breathing, Heart, Circulation

Circulatory system

Assignment

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