myotome

English

Etymology

From myo- +‎ -tome.

Noun

myotome (plural myotomes)

  1. (biology, medicine) In vertebrate embryonic development, a group of tissues formed from any particular one of the somites that develop into the body wall muscle. Synonym: myomere.
  2. (biology, medicine) In neurology, a group of muscles innervated from a particular spinal segment; the division of innervation reflects the embryology of the various somites.
  3. (biology, medicine) A surgical instrument for performing myotomy.

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