Muscular System

Muscular System

Muscle is almost half the body’s weight. Muscles are the part of our body that allows us to move. They are attached to the bone by tendons and other tissues. When the muscles contract, they pull on the tendons that pull on the bones and cause our limbs to move. There are more than 640 muscles, and they hardly ever work alone. Muscles can get shorter and pull, but they cannot push. The way they work is as a team. They pull the body part one way, then the other part pulls it back again; therefore, as on part of the team relaxed the other stretches. Also there is three different type of muscle the cardiac muscle, the smooth muscle and the skeletal muscle.

The cardiac muscle located in the heart, acts like rhythmic smooth muscle, modulated by neural activity and hormo...