Last Updated
：2025/11/20
amnion
IPA(Pronunciation)
（ plural ）
（ plural ）
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(anatomy) The innermost membrane of the fetal membranes of reptiles, birds, and mammals; the sac in which the embryo is suspended.
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amnion
During dissection, the biology students carefully examined the amnion to study fetal development.
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During dissection, the biology students carefully examined the amnion to study fetal development.
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