Definition of Serratus
Serratus: One of several muscles of the back and thorax. that have interdigitating slips that ressemble the notches on the cutting edge of a saw. (Serrated refers to a finely notched edge.)
See also: Serratus anterior; Serratus magnus; Serratus posterior inferior; Serratus posterior superior.
Source: MedTerms™ Medical Dictionaryhttp://www.medterms.com/script/main/art.asp?articlekey=40392
Last Editorial Review: 10/9/2012
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