Movement and Human Growth (2)

Importance of skeletal system and muscles (1)

Enables humans to move

Importance of skeletal system and muscles (2)

The contraction and relaxation of the skeletal muscles produce movement

Importance of skeletal system and muscles (3)

The skeletal muscles act in pairs and in opposite direction to one another

Importance of skeletal system and muscles (1)

Each muscle pair that acts in opposite direction is known as antagonistic muscle

Importance of skeletal system and muscles (5)

The movement of muscles enables humans to walk, jump, run, swim, crawl and carry things

Antagonistic movement of muscles to bend the arm

Antagonistic movement of muscles to straighten the arm

Definition of joint

Is the meeting place between two or more bones

Function of joint (1)

Allows the limb to move

Function of joint (2)

Does not allow the limbs to move