Muscles
Types of Muscles
Description
Smooth Muscle
- Form many organs (ex. stomach)
- Cannot exercise
- found in the stomach (involuntary)
Involuntary Muscles
Work without you trying.
Muscle Structure
How organs help you do work.
Cardiac Muscle
- heart
- providing energy
- hardest working muscles
Voluntary Muscles
The normal muscles you exercise.
Skeletal Muscles
- referred to by "muscles"
- the colloquial muscles or voluntary because you can control them
Heirarchy
- Muscle
- Muscle Fiber
- Myofibril
- Sacromere
Sliding Filament Theory
actins and myosins slide in and out during muscle contraction but do not change length
Sliding Filament Theory
