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levatores costarum (muscles)


Definition: muscle of thorax; origin, tips of transverse processes of C7 and T1–T11 vertebrae; insertion, ribs, between tubercle and angle; action, elevate ribs for deep inspiration; nerve, dorsal rami of C8–T11 spinal nerves.

See: levatores costarum longi (muscles), levatores costarum breves (muscles)

Synonym(s): elevator muscle of rib, musculus levator costae

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© Copyright 2017 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.