medullated fibers

medullated nerve fibers myelinated f's.

Medical dictionary. 2011.

Look at other dictionaries:

  • medullated — nerve erve (n[ e]rv), n. [OE. nerfe, F. nerf, L. nervus, akin to Gr. ney^ron sinew, nerve; cf. neyra string, bowstring; perh. akin to E. needle. Cf. {Neuralgia}.] 1. (Anat.) One of the whitish and elastic bundles of fibers, with the accompanying… …   The Collaborative International Dictionary of English

  • medullated — adjective Date: 1867 1. myelinated 2. having a medulla used of fibers other than nerve fibers …   New Collegiate Dictionary

  • medullated — 1. Having a medulla or medullary substance. 2. SYN: myelinated. * * * med·ul·lat·ed med əl .āt əd, mej ə .lāt adj 1) MYELINATED 2) having a medulla used of fibers other than nerve fibers * * * ( …   Medical dictionary

  • myelinated fibers — myelinated nerve fibers grayish white nerve fibers whose axons are encased in a myelin sheath, which may in turn be enclosed by a neurilemma; called also medullated f s and medullated nerve f s. Cf. unmyelinated f s …   Medical dictionary

  • fibromyelinic plaques — areas of overgrowth of medullated fibers and sheaths in areas of incomplete arteriosclerotic necrosis in the cerebral cortex …   Medical dictionary

  • Fiber — The parts of plants that cannot be digested, namely complex carbohydrates. Also known as bulk or roughage. Complex carbohydrates from plants are rich in starch and fiber. Examples of plants that provide complex carbohydrates (fiber) are fresh… …   Medical dictionary

  • Neurolemma — Diagram of longitudinal sections of medullated nerve fibers. Transverse sections of medull …   Wikipedia

  • Nerve — A bundle of fibers that uses electrical and chemical signals to transmit sensory and motor information from one body part to another. See nervous system. * * * A whitish cordlike structure composed of one or more bundles (fascicles) of myelinated …   Medical dictionary

  • Myelin sheath gap — Drawing of a peripheral nerve axon (labeled axis cylinder ), showing a node of Ranvier along with other features …   Wikipedia

  • Action potential — In physiology, an action potential is a short lasting event in which the electrical membrane potential of a cell rapidly rises and falls, following a consistent trajectory. Action potentials occur in several types of animal cells, called… …   Wikipedia

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