Definitions
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- adjective anatomy Designating the fifth (last)
pharyngeal pouch of theembryo
Etymologies
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Examples
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From the fifth pouches the ultimobranchial bodies originate and are enveloped by the lateral prolongations of the median thyroid rudiment; they do not, however, form true thyroid tissue, nor are any traces of them found in the human adult.
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