descending part of right trapezius
Muscular systemBackRightFMA33586
Nomenclature
descending part of right trapezius
pars descendens musculi trapezii (Latin)
parte discendente del trapezio destra (Italian)
Descriptionentry
Upper portion of trapezius, from the skull to the clavicle.
Functionentry
Elevates the shoulder; contributes to upward rotation of the scapula.
Originentry
External occipital protuberance, superior nuchal line, nuchal ligament.
Insertionentry
Lateral third of the posterior border of the clavicle.
Innervationentry
Accessory nerve (XI), with C2-C4 for proprioception.
Blood supplyentry
Transverse cervical artery.
Model