neural ridge

neural ridge
neural ridge n NEURAL CREST

Medical dictionary. 2011.

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  • neural ridge — noun : neural crest compare neural plate …   Useful english dictionary

  • neural crest — n the ridge of one of the folds forming the neural tube that gives rise to the spinal ganglia and various structures of the autonomic nervous system called also neural ridge compare NEURAL PLATE * * * the two bands of ectodermal tissue that flank …   Medical dictionary

  • neural crest — part of the neural ridge in embryos that differentiates into various tissues including melanophores, peripheral neurons and head cartilage …   Dictionary of ichthyology

  • Neural groove — Human embryo length, 2 mm. Dorsal view, with the amnion laid open. X 30. Latin sulcus neuralis Gray s …   Wikipedia

  • neural crest — noun Date: circa 1885 the ridge of one of the folds forming the neural tube that gives rise to the spinal ganglia and various structures of the autonomic nervous system …   New Collegiate Dictionary

  • neural crest — noun : the ridge of a neural fold giving rise to the spinal ganglia and various autonomic structures * * * Embryol. a group of ectodermal cells that develop into a variety of tissues, including spinal and autonomic ganglia, connective tissue… …   Useful english dictionary

  • ridge — 1. A (usually rough) linear elevation. SEE ALSO: crest. 2. In dentistry, any linear elevation on the surface of a tooth. 3. The remainder of the alveolar process and its soft …   Medical dictionary

  • crest — 1. A ridge, especially a bony ridge. SEE ALSO: crista. 2. The ridge of the neck of a male animal, especially of a stallion or bull. 3. Feathers on the top of a bird s head, or fin rays on the top of a fish s head. SYN: crista [TA]. [L. crista] …   Medical dictionary

  • animal development — Introduction  the processes that lead eventually to the formation of a new animal starting from cells derived from one or more parent individuals. Development thus occurs following the process by which a new generation of organisms is produced by …   Universalium

  • ear, human — ▪ anatomy Introduction       organ of hearing and equilibrium that detects and analyzes noises by transduction (or the conversion of sound waves into electrochemical impulses) and maintains the sense of balance (equilibrium).  The human ear, like …   Universalium

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