Life Isn't Ordinary

Life Isn’t Ordinary

1.      Nerve impulses to and from the brain travel as fast as 170 miles per hour.

2.      The human brain cell can hold five times as much information as the Encyclopedia Britannica.

3.      The brain itself cannot feel pain. While the brain might be the pain center when you cut your finger or burn yourself, the brain itself does not have pain receptors and cannot feel pain.

4.      The largest internal organ is the small intestine. If it weren’t looped back and forth upon itself it wouldn’t fit inside the abdominal cavity.

5.      The human body is estimated to have 60,000 miles of blood vessels (this is equal to two times around the earth).

6.      The surface area of a human lung is equal to a tennis court. The alveoli of your lungs increase the surface area for the carbon dioxide and oxygen exchange that must take place.

7.      Scientists have counted over 500 different liver functions.

8.      Your left lung is smaller than your right lung to make room for your heart.

9.      Your nose can remember 50,000 different scents.

10.  The feet account for one quarter of all the human body’s bones.

http://www.wellspringdaily.com/2008/02/100-weird-facts-about-the-human-body/