All sports that require the competitor to be alive use the cardiac AKA the heart muscle.
A lump on your shoulder that feels like muscle may be a muscle knot. This might be as a result of strain or injury to the shoulder muscle.
The shoulder muscle that is the antagonist of the trapezius is the pectorals.
The muscle that covers the shoulder joint are the rotator cuff muscles. The outer layer of the shoulder muscle is the deltoid.
which shoulder muscle allows you to adduct your arm
the biceps is the muscle that makes the shoulder flex
The bicep is the muscle that makes the shoulder flex.
The origin of the deltoid muscle is in the shoulder. The deltoid muscle is in the shape of a triangle and is also known as the common shoulder muscle.
The deltoid muscle is located around the shoulder at the top. There is a deltoid muscle that is located on each shoulder.
the shoulder muscle extends the arm