Fixed joints
Does not allow movement at all and held by collagen
Sprain
The result of a wrench or twist of the ligaments
Involuntary muscle
Controls without conscious control
Voluntary muscle
Contracts and relaxes under conscious control
Cardiac muscle
The ones you can control, an arbitrary on the pulse of our temples
Pivot
permits movement under a single axis
Growth Plates
The area of new growth
Skeleton System Supports:
Periosteum
A fibrous sheath that covers bones