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单词 axoplasm
释义

axoplasmn.

/ˈaksəʊplaz(ə)m/
Etymology: < axo- comb. form + Greek πλάσμα (compare plasm n. 3).
Anatomy.
The substance that surrounds the fibrils of an axon.
ΘΚΠ
the world > life > the body > nervous system > substance of nervous system > [noun] > nerve cell > parts of
axon1842
cell body1851
neuron1893
neurite1894
neuroplasm1894
perikaryon1897
neurofibril1898
axon hillock1899
telodendrion1899
axoplasm1900
neurofibrilla1902
cyton1910
soma1947
neurotubule1948
neurofilament1955
neurode1987
1900 in W. A. N. Dorland Med. Dict.
1937 Nature 13 Feb. 292/2 If a giant nerve fibre [of a cephalopod] is cut, the axoplasm flows out from the sheath, showing it to be a viscous fluid.
1963 New Scientist 25 Apr. 188 The deeper white matter [of the brain] consists of innumerable electrical conducting fibres—semifluid threads of ‘axoplasm’.
This entry has not yet been fully updated (first published 1972; most recently modified version published online June 2018).
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n.1900
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