Muscles / Back
Middle trapezius
- Back
- Shoulder & scapula
- Superficial layer
Also called transverse trapezius, transverse part of trapezius, MT.
Part of Trapezius.
Anatomy
- Origin
- Spinous processes of about C7-T3
- Insertion
- Medial margin of the acromion and superior lip of the scapular spine
Actions
- Retracts the scapula
Exercises that train it most
Prone horizontal abduction with external rotation ("T")
Prone shoulder extension
Standing band back fly
Inverted body row
Seated row with a band
Prone row
Also trained by
References (5)
- Cools AM, Dewitte V, Lanszweert F, et al. Am J Sports Med. 2007;35(10):1744-1751. Rehabilitation of scapular muscle balance: which exercises to prescribe?
- Standring S, ed. Elsevier. Gray's Anatomy: The Anatomical Basis of Clinical Practice. 42nd ed.
- Dalley AF, Agur AMR. Wolters Kluwer. Moore's Clinically Oriented Anatomy. 9th ed.
- Neumann DA. Elsevier. Kinesiology of the Musculoskeletal System: Foundations for Rehabilitation. 3rd ed.
- Betts JG, Young KA, Wise JA, et al. OpenStax (free, openly licensed textbook). Anatomy and Physiology 2e

