Monday, March 14, 2011

Amazing Facts - Blood!!!

Blood is the fluid that sustains life. It is the medium that carries water, energy and nutrients to all parts of the body. Most of us know we have RBC,WBC, Platelets in our blood. Do we know the following about our blood??? Check out...

-Eight percent of a humans body weight is made up of blood.
-There are approximately 100,000 miles of blood vessels in the human body.
-Donated red blood cells can be stored for 42 days.
-Donated platelets can be stored for five days.
-Two million red blood cells die every second.
-If all the blood vessels in your body were laid end to end, they would reach about 60,000 miles.
-A drop of blood to travel away from the heart and back again in roughly 20 to 60 seconds.
-Five percent of blood supplies the heart, 15-20% goes to the brain and central nervous system, and 22% goes to the kidneys.
-Blood is such a good stain that Native Americans used it for paint.

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