What is "myotome"

Myotome \My"o*tome\, n. [See Myotomy.] (Anat.)

1. A muscular segment; one of the zones into which the muscles of the trunk, especially in fishes, are divided; a myocomma.

2. One of the embryonic muscular segments arising from the protovertebr[ae]; also, one of the protovertebr[ae] themselves.

3. The muscular system of one metamere of an articulate.

n. (context biology English) In vertebrate embryonic development, a group of tissues formed from somites that develop into the body wall muscle.

A myotome is the group of muscles that a single spinal nerve root innervates. Similarly a dermatome is an area of skin that a single nerve innervates. In vertebrate embryonic development, a myotome is the part of a somite that develops into the muscles.

Myotome is the group of muscles that a single spinal nerve root innervates.

In other usage, Myotome may refer to:

• Myotome of a somite