Pronator Teres

Pronator Teres Muscle

Pronator Teres works the hardest when the elbow is flexing the hand simultaneously pronating.

Origin: Medial supracondylar ridge of the humerus

Medial side of the coronoid process of the ulna

Insertion: Middle 1/3 of the outer surface of the radius

Actions: Pronation

Elbow flexion

Innervation: Median nerve

Daily uses: Turning a screwdriver


Related muscles categories: