| NOUN | body | embryonic membrane, caul, veil | the inner membrane of embryos in higher vertebrates (especially when covering the head at birth) |
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| Meaning | The inner membrane of embryos in higher vertebrates (especially when covering the head at birth). | |
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| Synonyms | caul, veil | |
| Part of | placenta | The vascular structure in the uterus of most mammals providing oxygen and nutrients for and transferring / transferring wastes from the developing fetus |
| Broader | fetal membrane | Any membrane that functions for the protection or nourishment or respiration or excretion of a developing fetus |
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