Completar frases Muscular systemVersión en línea In this task you will complete the name of diferent muscles. por Santiago Manrique Mosquera 1 carpi brachii brachioradalis muscle flexor head short biceps radialis The gets its name from the Latin words for " two - headed " and " arm " which describe its structure and location The of the biceps brachii is the shorter and medial of the two bodies that form the biceps brachii muscle in the upper arm . The connects the humerus ( upper arm bone ) to the radius ( shortest lower arm bone ) and aids in flexing the elbow . The muscle is an extrinsic muscle of the hand found on the anterior forearm . It arises from the medial epicondyle at the elbow to insert on the second metacarpal bone , on the anterior base .