rhomboid major (muscle)


rhom·boid ma·jor (mus·cle)

[TA] thoracoappendicular muscle; origin, spinous processes and corresponding supraspinous ligaments of first four thoracic vertebrae; insertion, medial border of scapula below spine; action, draws scapula toward vertebral column; nerve supply, dorsal of scapula nerve. Synonym(s): musculus rhomboideus major [TA], greater rhomboid muscle