myotome

English

Etymology

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.

Synonyms

• myocomma

Coordinate terms

• (innervation distribution): dermatome (skin analogue)
• (embryonic development): dermatome (skin) sclerotome (bone), syndetome (cartilage)

Derived terms

• dermatomyotome
• myotomal
• myotomic