PRONATOR TERES

ORIGIN
Humeral head: medial epicondyle, medial supracondylar ridge and medial intermuscular septum. Ulnar head: medial border of coronoid process
INSERTION
Just posterior to most prominent part of lateral convexity of radius
ACTION
Pronates forearm and flexes elbow
NERVE
Median nerve (C6,7) (from lateral and medial cords)