= pronephros, n.
| 单词 | θ30965 | 
| 释义 | the world > animals > animal body > general parts > substance or secretion and excretion > 			[noun]		 > anterior division of primitive kidney (2)		 head kidney1876 = pronephros, n. pronephros1877 The most anterior (or superior) and first-developing part of the nephrogenic tissue of vertebrate embryos, which is functional only in the larvae… | 
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