Human Body

Ø Human cannot talk and inhale or vice versa. When you speak, you will not be able to inhale.
Ø Hands and feet have more than half of the bones in the human body.
Ø there are 206 bones in the adult human body and there are 300 in children (as they grow some of the bones fuse together).
Ø The smallest bone in the human body is the stapes or stirrup bone located in the middle ear. It is approximately .11 inches (.28 cm) long.
Ø The longest cells in the human body are the motor neurons. They can be up to 4.5 feet (1.37 meters) long and run from the lower spinal cord to the big toe.
Ø At over 2000 kilometers long, The Great Barrier Reef in Australia is the largest living structure on Earth.
Ø The human eye blinks an average of 4,200,000 times a year.
Ø There are 62,000 miles of blood vessels in the human body – laid end to end they would circle the earth 2.5 times
Ø The typical brain is about 2% of a body’s weight but uses 20% of its total energy and oxygen intake.
Ø The human brain is 80% water.

Ø Human tapeworm can grow upto 22.9m.
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