Voluntary Muscle: Muscle you control consciously.
Involuntary Muscle: Muscles you don't control consciously.
Levers: Create human movement.
2nd Class Lever:The load lies between the fulcrum and the effort force.
1st Class Lever: the
3rd Class Lever:
Pumps all your life: Heart
This Muscle Moves Food Through Digestive System:
Example of Skeletal Muscle:
Example of Cardiac Muscle:
1st Class Lever
The load lies between the fulcrum and the effort force.