PDF chapter test TRY NOW

Fill in the blanks:
  
bones
movable
fixed
joint
Hinge
Muscle
Ball and socket
Pivotal
Muscles
Contraction
 
1. The skull is a type of or immovable joint.
 
2. bring about the movement of bones.
 
3. joint allows only back and forth movement.
 
4.The bone moves due to theof the muscle.