contraction and relaxation
The main muscle is the heart.
The muscle that plays the main role is the diaphragm.:)
It depends on two main things: Where do you live? Do you own any other cars?
the muscle are to move the bone.
kid muscle
cardiac muscle tissue
involuntary muscle movements
The main muscle is the gastrocnemius muscle.
Main Muscle Worked: Biceps
The main component of the cheecks is the buccinator muscle.
The main muscle used is the diaphragm. Also, the intercostal muscle.
The diaphragm muscle plays a main role in breathing. This muscle pushed the lungs up and down to take in or push out air.