Teres Major

Authors

Affiliations

Nathaniel Yomogida, B.S., SPT

Doctor of Physical Therapy

B.S. in Kinesiology

Chloë Kerstein, B.S., SPT

Doctor of Physical Therapy

B.A. in Neuroscience

Muscle	Origin	Insertion	Innervation	Action
Teres major	Inferior angle of Scapula	Crest of lesser tubercle of humerus	Thoracodorsal n. C5 - C6	GHJ: IR, Adduction, Extension

Origin

Inferior angle of the scapula (posterior aspect)¹

Insertion

Crest of lesser tubercle of the humerus (anterior angle)¹

Innervation

Lower Subscapular N. (C5, C6)¹

Action

GHJ: Extension, Internal rotation, Adduction¹

Notes

1.

Gilroy AM, MacPherson BR, Wikenheiser JC, Voll MM, Wesker K, Schünke M, eds. Atlas of Anatomy. 4th ed. Thieme; 2020.