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portal (por´tal)

1. Relating to any porta or hilus, specifically to the porta hepatis and the p. vein. 2. The point of entry into the body of a pathogenic microorganism. [L. portalis, pertaining to a porta (gate)]
anterior intestinal p. fovea cardiaca
posterior intestinal p. in young embryos, the communications from the midgut to the hindgut.


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