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Definition of pronephros
: either member of the first and most anterior pair of the three successive paired vertebrate renal organs that functions in the adults of amphioxus and some lampreys, functions temporarily in larval fishes and amphibians, and is present but nonfunctional in embryos of reptiles, birds, and mammals — compare mesonephros, metanephros
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Origin and Etymology of pronephros
New Latin, from Greek pro- + nephros kidney — more at nephritis
Medical Dictionary
pronephros
playMedical Definition of pronephros
pronephroi
\-ˌrȯi\play: either member of the first and most anterior pair of the three paired vertebrate renal organs that functions in the adults of amphioxus and some lampreys, functions temporarily in larval fishes and amphibians, and is present but nonfunctional in embryos of reptiles, birds, and mammals—compare mesonephros, metanephros
Learn More about pronephros
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Britannica.com: Encyclopedia article about pronephros
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