1. The Skeletal System Joints Human Bio 11

2. Joints The point (place) where the bones meet. There are five types of joints.

3. Type of Joints Immoveable  Bones fit tightly together.  Example: skull.

4. Type of Joints Hinge  Allow back and forth movement.  Example: elbow and knee.

5. Type of Joints Ball and Socket  Allow movements in all direction.  Example: hip and shoulder.

6. Types of Joints Pivot  Allow side to side and up and down movements.  Example: base of skull with neck.

7. Types of Joints Gliding or Ellipsoidal  Allow some bending and twisting movements.  Examples: wrists, vertebra

9. Ligaments A band of tough, fibrous, elastic tissue.  Made up of collagen. Keeps the bones of a joint in place.  Supports the joint. Injury to a ligament is called a sprain.