Posterior Shoulder Flashcards
Triceps Brachii Long Head (origin)
infraglenoid tubercle of scapula
Triceps Brachii Long Head (insertion)
proximal end of olecranon
Triceps Brachii Long Head (action)
extension of forearm; extension of shoulder
Triceps Brachii Long Head (innervation)
radial nerve
Triceps Brachii Lateral Head (origin)
posterior surface of humerus above and lateral to groove of radial nerve
Triceps Brachii Lateral Head (insertion)
proximal end of olecranon
Triceps Brachii Lateral Head (action)
extension of forearm
Triceps Brachii Lateral Head (innervation)
radial nerve
Triceps Brachii Medial Head (origin)
posterior surface of humerus below and medial to groove of radial nerve
Triceps Brachii Medial Head (insertion)
proximal end of olecranon
Triceps Brachii Medial Head (action)
extension of forearm
Triceps Brachii Medial Head (innervation)
radial nerve
Teres major (origin)
subscapular fossa of scapula
Teres major (insertion)
medial lip of intertubercular groove
Teres major (action)
adduction, medial rotation, and extension or arm