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Medical Dictionary

serratus

play
noun ser·ra·tus \se-ˈrāt-əs\

Medical Definition of serratus

plural ser·ra·ti \-ˈrā-ˌtī\play

  1. :  any of three muscles of the thorax that have complex origins but arise chiefly from the ribs or vertebrae:a:  serratus anteriorb:  serratus posterior inferiorc:  serratus posterior superior




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