单词 | neurochord |
释义 | > as lemmasneurochord neurochord n. Brit. /ˈnjʊərə(ʊ)kɔːd/ , U.S. /ˈn(j)ʊrəˌkɔrd/ [ < German Neurochord (F. Vejdovsky System u. Morphol. der Oligochaeten (1884) 86)] Zoology (originally) a set of large fibres (giant fibres) on the dorsal side of the ventral nerve cord in certain invertebrates (now rare); (also) a giant fibre.ΘΚΠ the world > animals > invertebrates > phylum Arthropoda > class Crustacea > [noun] > member of > parts of > tubular fibres neurochord1888 the world > animals > invertebrates > subkingdom Metazoa > grade Triploblastica or Coelomata > phylum Annelida > [noun] > member of > parts of > neurochord neurochord1888 1888 G. Rolleston & W. H. Jackson Forms Animal Life (ed. 2) 212 The apparatus is hence termed ‘Neurochord’ by Vejdovsky.., who compares it physiologically with the notochord of Chordata. 1909 Philos. Trans. (Royal Soc.) B. 200 431 The latter can be traced down the nerve cord as a ‘neurochord’. 1989 Encycl. Brit. XIII. 841/2 Simple neurochords are very large single nerve cells; their axons arise from cells situated in either the brain or a segmental ganglion. 1998 Hydrobiologia 367 175 The following combination of morphological features distinguishes the new species from any other genera in this family:..neurochord cells present in central nervous system; [etc.]. < as lemmas |
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