Medical Definition of Musculus extensor coccygis
1.
An inconstant and poorly developed muscle on the dorsal surfaces of the sacrum and coccyx, the remains of a portion of the tail musculature of lower animals.
Synonym: musculus sacrococcygeus dorsalis, dorsal sacrococcygeal muscle, musculus extensor coccygis, musculus sacrococcygeus posterior.
(05 Mar 2000)
Lexicographical Neighbors of Musculus Extensor Coccygis
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