| 释义 |
deafferent, v. Biol. and Med.|diːˈæfərənt|
[f. de- II. 2 + afferent a.]
trans. To interrupt or destroy the afferent connections of (nerve cells); to deprive (tissue, etc.) of afferent connection with the central nervous system. Usu. as deˈafferented ppl. a.
1909C. S. Sherrington in Q. Jrnl. Exper. Physiol. II. 125 The reactions of the deafferented preparation and of the other..were then compared. 1929Jrnl. Compar. Neurol. XLVIII. 412 The tonicity of the crossed extensor reflex in the deafferented muscle depends upon the level of decerebration. 1948Jrnl. Neurophysiol. XI. 236 Increased sensitivity of the deafferented neurones did not develop to all the tested agents simultaneously. 1984Science 22 June 1354/2 Some regions of the target area that were deafferented were never invaded by neuron X.
Hence deˌafferenˈtation n., the action or result of deafferenting; the state of having incomplete afferent connection with the central nervous system.
1948Jrnl. Neurophysiol. XI. 236 The effectiveness of strychnine after deafferentation was found to parallel that of all other tested stimulating agents. 1971Nature 24 Sept. 273/2 Jones and Thomas..reported a decrease in the number and length of dendrites after deafferentation. 1985O. Sacks Man who mistook Wife for Hat iii. 52 Her loss of proprioception, her deafferentation, has deprived her of her existential, her epistemic, basis. |