neuromere

neuromere
Elevations in the wall of the developing neural tube that divide the developing spinal cord (n.) into portions to which dorsal and ventral roots are attached, or that divide the developing rhombencephalon into portions associated primarily with motor portions of the cranial nerves of the medulla and pons. SYN: encephalomere, neural segment, neurotome (2). [neuro- + G. meros, part]

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neu·ro·mere 'n(y)u̇r-ə-.mi(ə)r n a metameric segment of the vertebrate nervous system <the \neuromeres of the spinal cord are identified by the exits of the spinal nerves>

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neu·ro·mere (noorґo-mēr) [neuro- + -mere] any of the series of transitory segmental elevations in the wall of the neural tube of the developing embryo; those specific to the rhombencephalon may be called rhombomeres. Called also neural segment.

Medical dictionary. 2011.

Look at other dictionaries:

  • Neuromere — Neu ro*mere, n. [Neuro + mere.] (Anat.) A metameric segment of the cerebro spinal nervous system. [1913 Webster] …   The Collaborative International Dictionary of English

  • Neuromere — Neuromère Portail de la médecine Les neuromères sont des segments transitoires pendant le développement du cerveau humain. Au cours de la cinquième semaine du développement, on peut discerner 15 neuromères. On distingue : 6 neuromères au… …   Wikipédia en Français

  • Neuromēre — Neuromēre, Abschnitte von segmentaler Anordnung im Hinterhirn der Wirbeltiere …   Meyers Großes Konversations-Lexikon

  • Neuromere — Neuromeres are morphologically or molecularly defined transient segments of the early developing brain. Rhombomeres are such segments that make up the rhombencephalon or hindbrain. More controversially, some argue that there exist early… …   Wikipedia

  • Neuromère — Les neuromères sont des segments transitoires pendant le développement du cerveau humain. Au cours de la cinquième semaine du développement, on peut discerner 16 neuromères. On distingue : 6 neuromères au niveau du pro encéphale; 2… …   Wikipédia en Français

  • neuromere — a brain subdivision characterised by a swelling bounded by constrictions …   Dictionary of ichthyology

  • neuromere — n. [Gr. neuron, nerve; meros, part] (ARTHROPODA: Insecta) Any of the transitory segmental elevations in the wall of a developing embryo …   Dictionary of invertebrate zoology

  • neuromere — noun A morphologically or molecularly defined transient segment of the early developing brain …   Wiktionary

  • neuromere — neu·ro·mere …   English syllables

  • neuromere — ˈn(y)u̇rəˌmi(ə)r noun ( s) Etymology: neur + mere 1. : a metameric segment of the vertebrate nervous system the neuromeres of the spinal cord are identified by the exits of the spinal nerves 2. : a primitive nerve ganglion of an invertebrate …   Useful english dictionary

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