3 Written questions
3 Multiple choice questions
- Structural protein in muscle cells that makes up the thin filaments of myofibrils.
- Type of involuntary muscle found in the walls of internal organs and blood vessels.
- A type of voluntary muscle that is attached to and moves the bones of the skeleton.
3 True/False questions
Voluntary muscle → Muscle whose contractions are not under conscious control.
Sliding filament theory → Theory that actin filaments slide toward each other during muscle contraction while the myosin filaments are still.
myofibril → Unit of muscle fibers composed of thick myosin protein filaments and thin actin protein filaments.