英语词汇“proglottis”的英英意思、用法、释义、翻译、读音、例句、短语、词组、英语词典-本地帮

单词

proglottis

释义

‖ proglottis|prəʊˈglɒtɪs|
Pl. -ides |-ɪdiːz|.
[mod.L. (Felix Dujardin, 1843 Ann. Sci. Nat., ser. 2. XX. Zoologie 342), a. Gr. προγλωσσίς, *προγλωττίς, -ιδ- point of the tongue, f. πρό, pro-² + γλῶσσα, γλῶττα tongue, γλωττίς glottis, mouthpiece of a pipe. So named from its shape.]
A sexually mature segment or joint of a tapeworm.
Applied by Dujardin to a detached living joint; by P. J. Van Beneden, 1850, and by subsequent writers, to the joint whether attached or detached.
1855T. R. Jones Anim. Kingd. (ed. 2) 136 When the gemma has grown into an adult worm (Proglottis of Van Beneden), the indentation, separating each from the one preceding it, increases in depth until..the segments are successively thrown off as so many distinct animals.1870Nicholson Man. Zool. 143 After their discharge from the body, the proglottides decompose, and the ova are liberated.1897Allbutt's Syst. Med. II. 1007 A tapeworm may therefore be regarded as a colony, and each individual proglottis as an animal complete in itself.

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