Serratus magnus: One of the serratus muscles of the back and thorax. The serratus magnus originates from the lateral aspect (the side) of the first eight to nine ribs and inserts into the medial margin of the scapula (wing bone). The serratus anterior rotates scapula and pulls it forward and elevates the ribs.
CONTINUE SCROLLING OR CLICK HERE FOR RELATED SLIDESHOW
QUESTION
What causes tooth decay? See AnswerHealth Solutions From Our Sponsors
Reviewed on 10/30/2018