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The Muscular System

Muscles are the soft flesh under our skin. All the

muscles together form the muscular system. The Muscle

muscular system helps us in the movement of external

and internal body organs. Tendon

Muscles help to give shape to our body and also to

move our body parts. They are connected to the bones
by tendons. Muscles and bones work together to bring

movement.

There are more than 600 muscles in the human body.

Think &
Answer We know that the muscles help us to move our body
parts. Apart from the muscular system which system
helps us in bending, walking, running and lifting?

Muscular System
The Circulatory System

The system by which blood circulates in our body is

called the circulatory system. The circulatory system Heart
consists of the heart, blood and blood vessels.

The heart works like a pump. It pumps blood to
Artery
different parts of the body through the thin tubes vein

called the blood vessels. The pumping action of the

heart makes a sound lub-dub, lub-dub.

Blood is carried to different parts of the body through

the arteries and it is brought back from the body,
through the veins. Blood carries food from the small

intestine and oxygen from the lungs and supplies

them to all parts of the body.

Find It Circulatory System
Out Who is a cardiologist? When do we see him?

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