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Your Skeletal System is all the
different shapes and sizes of bones in
your body. There are three main jobs
that the skeleton is responsible for.
SKELTAL SYSTEM
First, your
skeleton
protects the
fragile parts of
your body like
the heart, the
brain, and the
lungs.
The First Main Job of the Skeletal System
Second, your
skeleton lets you
move. It allows you
to sit, walk, run,
jump bend, skip, flip,
roll and twist or turn.
The Second Main Job
Last, your skeleton
gives your body its
shape and size. All
people have there
own shape and size
so everybody can be
different.
The Third Main Job
Remember to get enough calcium and exercise everyday. Here are some things you should do: Exercise every day Eat all the right amount of servings of each food group every day. Drink at least 3-4 glasses of milk a day. Eat 1-2 vitamins a day. It will keep your bones strong.
Keep Your System Working Well
There are 350 bones in your body when you are a baby, but there are 206 bones in your body when you are an adult
Half of your bones are in your hands and feet
Girls stop growing at the age 16
Boys stop growing at the age 18
Your bones are made of bone marrow, which is where red and white blood cells.
Fun Amazing Facts
The longest bone in your body is your femur. It is 18 1/2 inches long when you are an adult.
The smallest bone in your body is located in your ear There are 230 joints in your body. There are 27 bones in your hand. Your face has 14 bones in it. There are 6 bones in your pelvis
More Amazing Facts
Your leg is the fastest growing bone in
your body
There are a total of 22 bones in your
skull and 26 bones in your spine.
The hardest part of the bone is the
outer part
An adult’s rib cage has 12 ribs
A giraffe has the same amount of
bones in its neck as you have in your
neck. Its neck is just longer.
Even More Amazing Facts About the Human Body