Triceps Brachii Muscle: Long Head
Triceps Brachii Muscle: Medial Head
The medial head of the Triceps brachii arises from inferior two thirds of humerus to insert, along with the other two heads of the triceps, on the olecranon of the ulna.
Attachments of the Triceps Brachii Muscle Medial Head: Origin and Insertion:
Origin (proximal attachment)
a. Inferior 2/3 of posterior humerus.
Insertion (distal attachment)
a. Posterior olecranon process of ulna.
Actions of the Triceps Brachii Muscle Medial Head:
Learn the anatomy of the arm and shoulder muscles more efficiently with this step-by-step guide.
Nerve to the Triceps Brachii muscle Medial Head and its spinal segment:
a. Radial nerve (C7, C8).