Trapezius

Trapezius
Muscles connecting the upper extremity to the vertebral column. Trapezius is highlighted in red.
Latin	musculus trapezius
Gray's	subject #121 432
Origin	arises, down the midline, from the external occipital protuberance, the nuchal ligament, the medial part of the superior nuchal line, and the spinous processes of the vertebrae C7-T12
Insertion	at the shoulders, into the lateral third of the clavicle, the acromion process, and into the spine of the scapula
Nerve	major nerve supply is the cranial nerve XI. Cervical nerves C3 and C4 receive information about pain in this muscle
Action	retraction of scapula
Antagonist	Serratus anterior, Latissimus Dorsi

See Also

• Latissimus Dorsi

External Resources

• Levator Scapulae Muscle- GetBodySmart.com