3 Written questions
3 Multiple choice questions
- Muscle whose contractions are not under conscious control.
- Muscle that contracts under conscious control,
- Unit of muscle fibers composed of thick myosin protein filaments and thin actin protein filaments.
3 True/False questions
Smooth muscle → Type of involuntary muscle found in the walls of internal organs and blood vessels.
Actin → Each section of a myofibril in muscle.
Voluntary muscle → muscle that contracts under conscious control.