Trapezius muscle
Synonyms Latin: Musculus trapezius History Approach: Origin: Innervation: N. accessorius, Plexus cervicalis (C 2 – 4) Outer third of the clavicle (externalis acromialis) Shoulder height (Acromion) Shoulder blade bone (spina scapulae) External occipital protuberance (Protuberantia occipitalis externa) Spinous processes of all cervical and thoracic vertebrae Function The trapezius muscle (Musculus trapezius) has different functions due … Trapezius muscle