15 Things You Didn't Know About the Human Body

15 things you didn't knowabout the HUMA BODY The energy used by the brain is enough to light a 25 watt bulb The nose can remember 50,000 scents The smallest bone in the human body is the stapes or stirrup bone located in the middle ear. It is The heart produces enough pressure to squirt blood 30 feet approximately o.11 inches Similar to finger prints, everybody's tongue has a unique tongue print You get a new stomach lining every three to four days. If you didn't, the strong acids your stomach uses to digest food would also digest your stomach The average human sheds 40 Ibs of skin in a lifetime There are over 650 muscles in the body A fingernail takes about 6 months to grow from base to tip The small intestines are about 23 feet long A full bladder is roughly the size of a soft ball Human thigh bones are stronger than concrete Each square inch of human skin consists of twenty feet of blood vessels Humans have as many hairs per square inch as chimpanzees A pair of feet have 500,000 sweat glands