the tongue and jaw
Your Heart!
Most of the muscles of the body are exercised when running. Of course the foot and leg muscles are needed the most but the muscles of the torso and upper body are used as well.
The myocardium, or heart, is the most used muscle in the body.
skeletal muscles
skeletal muscles
shoulders (deltoids) and chest (pectorals).
Of course.
Yes, the human body uses over 600 muscles to control its motion and to maintain its balance. Muscles are also used for operating most of the body's systems such as the digestive system and the respiratory system (lungs).
cardiac muscle is only found in the heart so it is used constantly but it isn't the most common muscle found in the body, this would be skeletal muscle.
There are many muscles in the body that are used in a roundhouse kick. The abs are used, side muscles, thigh muscles, and the butt muscles.
Probably most of the lower body and back muscles, such as your gluteus maximus and your quadriceps.
ATP is used by the body as a source of energy for the muscles.