Psoas minor - Musculus psoas minor

Anatomical hierarchy

General terms > Myology > Muscles of pelvic limb > Psoas minor

Translations

Description

Origin: Tendinous fascia of the quadratus lumborum at the level of the last thoracic vertebrae and on the ventral surface of the last thoracic vertebra and on the first four or five lumbar vertebrae.

Insertion: Arcuate line as far as the iliopectineal eminence.

Action: To steepen the pelvis, or to flex the lumbar part of the vertebral column.

Nerve: Lateral branches of the rami ventrales of the lumbar nerves.


Text by Antoine Micheau, MD - Copyright IMAIOS

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