Skeletal and Muscular System

It is a bony structure found only in vertebrates. It holds the body upright and protects the spinal cord.

• Body system

• Cell

• Backbone

• Ball and socket joint

It is a freely movable joint that allows bones to turn in any direction.

• Hinge joint

• immovable joint

• Joint

• Ball and socket joint

It is a network in which several organs work together.

• Freely movable joint

• Contract

• Cell

• Body System

It is a collection of cells of the same kind.

• Tissue

• Skull

• Ribcage

• Skeleton

It is a joint that allows for limted movement.

• Relax

• Skeletal System

• Slightly movable joint

• Freely movable joint

It is a bony structure that protects the brain.

• Skull

• Skeleton

• Backbone

• Spinal cord

It is the smallest unit of life.

• Body system

• Cell

• Tissue

• Organ

It is an action that causes the muscles to become shorter and fatter.

• Contract

• Relax

• Joint

• Muscular System

It is a joint that allows for a lot of movement.

• Hinge joint

• Joint

• Ball and socket joint

• Freely movable joint

It is the body system made up of the skeleton, that forms the framework of the body and protects the internal organs.

• Skeleton

• Skeletal System

• Skull

• Backbone