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Relating to the blood or blood vessels; pertaining to, situated in the region of, or on the side with, the heart and great blood vessels; -- opposed to neural.

Between the hemal arches or hemal spines. -- n.

Pertaining to the blood or blood vessels; also, ventral. See Hemal.

Having the limbs on, or directed toward, the ventral or hemal side, as in vertebrates; -- opposed to neuropodous.

The second element in each half of a hemal arch, corresponding to the sternal part of a rib. Owen. -- Hem`a*po*phys"i*al, a.

in the region of, or on the side with, the neural, or cerebro-spinal, axis; -- opposed to hemal. As applied to vertebrates, neural is the same as dorsal; as applied to invertebrates it is usually the same as ventral. Cf. Hemal. Neural arch (Anat.), the cartilaginous or bony arch on the dorsal side of the centrum of the…

One of the ventral processes of a vertebra, or the dorsal element in each half of a hemal arch, forming, or corresponding to, a vertebral rib. -- Pleu*rap`o*phys"i*al, a. Owen.

ng to, or situated near, the belly, or ventral side, of an animal or of one of its parts; hemal; abdominal; as, the ventral fin of a fish; the ventral root of a spinal nerve; -- opposed to Ant: dorsal.