Trapezius muscle

In human anatomy, the trapezius (/trəˈpzi.əs/) is either ane o twa lairge superficial muscles that extend langitudinally frae the occipital bane tae the lawer thoracic vertebrae an laterally tae the spine o the scapula (shouder blade).

Trapezius
Trapezius.png
trapezius
Trapezius Gray409.PNG
muscles connectin the upper extremity tae the vertebral column; trapezius is labeled at upper left.
Details
Originspinous processes o vertebrae C1-T12
Insertionexternal occipital protuberance, nuchal ligament, medial superior nuchal line, posterior border o the lateral third o the clavicle, acromion process, an spine o scapula
Arterysuperficial branch o transverse cervical artery or superficial cervical artery[1]
Nerveaccessory nerve (motor)
cervical spinal nerves C3 an C4 (motor an sensation)[2]
Actionsrotation, retraction, elevation, an depression o scapula
Antagonistserratus anterior muscle, Latissimus dorsi
Identifiers
Laitinmusculus trapezius
TAA04.3.01.001
FMA9626
Anatomical terms o muscle
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ReferencesEedit

  1. "Tufts". Retrieved 11 December 2007.
  2. Arthur F. Dalley, Keith L. Moore, Anne M.R. Agur (2010). Clinically oriented anatomy (6th [International] ed.). Philadelphia [etc.]: Lippincott Williams & Wilkins, Wolters Kluwer. p. 700. ISBN 978-1-60547-652-0.