Name the muscle known as the anitgravity muscle what three muscles combine to form this muscle?

The Serratus Anterior - this muscle is abducts the scapula and is commonly emploed in pushing movements - like punching. As boxers punch alot these muscles are very well developed

The Boxer muscle is a muscle in the front of the thorax, which is anatomically known as serratus anterior.

gracilis muscle is known as rape muscle becoz it is prone to tear while rapeing

cardiac muscle cells are different they are called pacemaker cells the body cannot reproduce these cells once they die that's it.

forearm