medial pectoral nerve(redirected from Medial anterior thoracic)
me·di·al pec·to·ral nerve[TA]
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.
me·di·al pec·to·ral nerve(mē'dē-al pek'tŏr-ăl nĕrv) [TA]
medial pectoral nerve
A motor nerve originating in the medial cord of the brachial plexus and composed of axons C8–T1. It innervates the pectoralis minor muscle and a portion of the pectoralis major muscle.
See also: nerve