serratus anterior (muscle)(redirected from anterior serratus muscle)
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Related to anterior serratus muscle: serratus magnus
ser·ra·tus an·te·ri·or (mus·cle)[TA]
thoracoappendicular (scapulothoracic) muscle; origin, from center of lateral aspect of first eight to nine ribs; insertion, superior and inferior angles and intervening medial margin of scapula; action, rotates scapula and pulls it forward, elevates ribs; nerve supply, long thoracic from brachial plexus.