Muscular and Skeletal Systems

The smallest unit of a living cell is (a/an)

• cell.

• organ.

• cartilage.

• skeletal system.

Different tissues that work together are

• joints.

• cartilage.

• organs.

• muscles.

The _______________ system supports, moves and protects the body.

• muscular

• skeletal

• respiratory

• circulatory

A flexible, rubbery material that covers the end of bones is

• cell.

• organ.

• muscle.

• cartilage.

An organ that moves body parts is

• muscle.

• joints.

• cartilage.

• cell.

__________ are the places where two bones meet.

• Muscles

• Joints

• Cartilage

• Skeletal System

Humans have about ________ bones in their body.

• 3

• 125

• 206

• sit

Without the skeletal system, you would not be able to

• fall.

• smile.

• sit.

• stand.

The are _____ different kinds of joints that we studied.

• 3

• 206

• 125

• 7

Most muscles are attached to your __________.

• cartilage

• stomach

• bones

• ribs