myotome

myotome
myotome [mī′ō tōm΄]
n.
MYO- + -TOME
1. the body-wall musculature in a single segment of primitive chordates and segmented invertebrates
2. one of the paired mesodermal masses in a vertebrate embryo from which the musculature develops

* * *

my·o·tome (mīʹə-tōm') n.
1. The segment of a somite in a vertebrate embryo that differentiates into skeletal muscle.
2. A muscle or group of muscles derived from one somite and innervated by a single segment of a spinal nerve.

* * *


Universalium. 2010.

Игры ⚽ Нужно решить контрольную?

Look at other dictionaries:

  • Myotome — Scheme showing the manner in which each vertebral centrum is developed from portions of two adjacent segments. (Myotome labeled in upper right.) …   Wikipedia

  • Myotome — My o*tome, n. [See {Myotomy}.] (Anat.) (a) A muscular segment; one of the zones into which the muscles of the trunk, especially in fishes, are divided; a myocomma. (b) One of the embryonic muscular segments arising from the protovertebr[ae]; also …   The Collaborative International Dictionary of English

  • Myotome —   [griechisch tome̅ »das Schneiden«, »Schnitt«], Singular Myotom das, s, im Verlauf der Keimesentwicklung aus den dorsalen Anteilen der Ursegmente (Somiten) zu beiden Seiten der Chorda dorsalis entstehende segmentale Mesodermbildungen, aus denen… …   Universal-Lexikon

  • myotome — [mī′ō tōm΄] n. [ MYO + TOME] 1. the body wall musculature in a single segment of primitive chordates and segmented invertebrates 2. one of the paired mesodermal masses in a vertebrate embryo from which the musculature develops …   English World dictionary

  • myotome — myomère [mjɔmɛʀ] n. m. ou myotome [mjɔtom] n. m. ÉTYM. Déb. XXe, myomère, Nouveau Larousse illustré; myotome, 1904, in Rev. gén. des sc., no 16, p. 795 (antérieur au sens d « instrument tranchant », 1855, Nysten Littré); de myo , et mère, tome. ❖ …   Encyclopédie Universelle

  • myotome — (mi o to m ) s. m. Terme de chirurgie. Myotome sous conjonctival, couteau destiné à inciser un muscle sous la conjonctive. ÉTYMOLOGIE    Myo..., et verbe grec signifiant couper …   Dictionnaire de la Langue Française d'Émile Littré

  • myotome — noun Etymology: International Scientific Vocabulary Date: 1894 the portion of an embryonic somite from which skeletal musculature is produced …   New Collegiate Dictionary

  • myotome — one of the embryonic or adult lateral muscle segments of the body …   Dictionary of ichthyology

  • myotome — n. [Gr. mys, muscle; tome, to cut] A muscle segment, somite or myomere …   Dictionary of invertebrate zoology

  • myotome — noun In vertebrate embryonic development, a group of tissues formed from somites that develop into the body wall muscle …   Wiktionary

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”