archenteron(redirected from archenteric)
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the central cavity that is the provisional gut in the gastrula; the primordial digestive cavity of the embryo.
a flat sheet of intraembryonic endoderm that will change into a tubular gut due to the folding of embryonic body-head, tail, and lateral body folds.
The central cavity of the gastrula, which ultimately becomes the intestinal or digestive cavity.
ar′chen·ter′ic (är′kĕn-tĕr′ĭk) adj.