Rectus thoracis - Musculus rectus thoracis

Anatomical hierarchy

General terms > Myology > Muscles of thorax > Rectus thoracis



Origin: First rib, opposite the most ventral portion of the scalenus muscle.

Insertion: Ventral ends of the second through fourth ribs.

Action: Inspiration.

Nerve: Lateral branch of the intercostales.

Text by Antoine Micheau, MD - Copyright IMAIOS


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