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medullary sheath

/ˈmɛdəlɛri ʃiːθ/

Traduction: Gaine isolante graisseuse, également connue sous le nom de gaine de myéline, qui entoure les axones de nombreux neurones et permet la transmission rapide des influx nerveux.

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/ˈmɛdəlɛri ʃiːθ/C1formalmedical
  • frGaine isolante graisseuse, également connue sous le nom de gaine de myéline, qui entoure les axones de nombreux neurones et permet la transmission rapide des influx nerveux.

A fatty insulating layer, also known as the myelin sheath, that surrounds the axons of many neurons, facilitating the rapid transmission of nerve impulses.

  1. Myelin SheathC1formal

    The insulating layer around the axon of a neuron, composed of myelin, which speeds up nerve impulse transmission.

    frGaine de myéline

    • The medullary sheath is essential for rapid signal conduction in the nervous system.
    • Damage to the medullary sheath can lead to neurological disorders like multiple sclerosis.
    • The medullary sheath is formed by Schwann cells in the peripheral nervous system.