Untitled Document
 Everyone
looks different. But we have the same body structure. Everyone
has two eyes, one nose, two ears and a mouth. We all walk around with our feet and use our hands to
write, eat and do so many
other things. But how much do you know about your body? This week,
let¡¯s explore your amazing body and learn some
interesting facts about it!
¡á You were born with 300 bones. By the time you become an adult, you will only have
around 206 bones.
¡á Children grow faster in the springtime.
¡á The human body is 75 percent
water.
¡á The strongest muscle in the body is the
tongue.
¡á There are 10 human body parts that are only 3 letters long: eye, jaw, rib, hip, arm, leg, ear, toe, lip and gum.
 ¡á A human
sheds 10 billion skin flakes in a day. This
amounts to about 2 kilograms
in a year.
¡á One billion cells in the human body must
be replaced every hour.
¡á The human body has about 59,545 kilometers of capillaries.
¡á A human¡¯s small intestine is 6 meters
long.
¡á The aorta is the largest artery in the human body,
and it is about the diameter of a garden hose.
¡á The adult human body needs about 40 kilograms of oxygen daily.
¡á The human body makes anywhere from 0.55 to 1.65 liters of saliva every 24 hours.
¡á The average human body has about 2 square meters of skin. Weighing about 2.7 kilograms,
the skin is made up of two main layers: the outer layer and the inner layer. The outer layer
is continually replaced as new
cells. The entire outer layer is replaced
about every 27 days.
¡á The nail on your middle finger
grows the fastest.
¡á On average, your toenails grow half the speed of your fingernails.
¡á 15 million blood cells are destroyed
in the human body every second.
¡á It takes the human stomach an hour to break down milk. |
|
|
|
