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SREENARAYANA B.Ed TRAINING COLLEGE

SREEKANDESWARAM-2013-14

Submitted by

Saranya SNatural Science

Reg. No. 13383014

Submitted to

Soya P

POWERPOINT PRESENTATION OF

HUMAN SKELTAL SYSTEM

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

THANKS