Medical Dictionary

axolemma

noun axo·lem·ma \ ˈak-sə-ˌlem-ə \

medical Definition of axolemma

:the plasma membrane of an axon
  • For a short time after the passage of a nerve impulse along a nerve fiber, while the axolemma is still depolarized, a second stimulus, however strong, is unable to excite the nerve.
  • —Richard S. Snell, Clinical Neuroanatomy, 7th edition2010
  • At these gaps called nodes of Ranvier, the plasma membrane of the axon (the axolemma) is exposed to the extracellular space for about 0.5 mm.
  • —Eric R. Kandel et al., Principles of Neural Science, 4th edition2000

axolemmal

play \ˈak-sə-ˌlem-əl\ adjective
    • These observations are all consistent with the hypothesis that the axolemmal membrane is necessary for the injury-induced formation of substantial numbers of vesicles or other membranous structures.
    • —Christopher S. Eddleman et al.The Journal of Neuroscience1 June 1998

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