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medial pectoral nerve


Definition: a nerve that arises from the medial cord of the brachial plexus to supply the pectoral muscles; usually pierces the pectoralis minor, then continues to supply mainly the sternocostal portion of pectoralis major.

Synonym(s): nervus pectoralis medialisTA, medial anterior thoracic nerve

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.