Trapezius muscle

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Trapezius Gray409.PNG
muscles connectin the upper extremity tae the vertebral column; trapezius is labeled at upper left.
Origin spinous processes o vertebrae C1-T12
Insertion external occipital protuberance, nuchal ligament, medial superior nuchal line, posterior border o the lateral third o the clavicle, acromion process, an spine o scapula
Artery superficial branch o transverse cervical artery or superficial cervical artery[1]
Nerve accessory nerve (motor)
cervical spinal nerves C3 an C4 (motor an sensation)[2]
Actions rotation, retraction, elevation, an depression o scapula
Antagonist serratus anterior muscle, Latissimus dorsi
Laitin musculus trapezius
TA A04.3.01.001
FMA 9626
Anatomical terms o 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).

References[eedit | eedit soorce]

  1. "Tufts". Retrieved 2007-12-11. 
  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.