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Webster 1913 Edition


Hemal

He′mal

,
Adj.
[Gr.
αἷμα
blood.]
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.
☞ As applied to vertebrates, hemal is the same as ventral, the heart and great blood vessels being on the ventral, and the central nervous system on the dorsal, side of the vertebral column.
Hemal arch
(Anat.)
,
the ventral arch in a segment of the spinal skeleton, formed by vertebral processes or ribs.

Definition 2024


hemal

hemal

English

Adjective

hemal (not comparable)

  1. (American) Alternative form of haemal
    • 2000 March 17, Eitan Tchernov et al., “A Fossil Snake with Limbs”, in Science, volume 287, number 5460, DOI:10.1126/science.287.5460.2010, pages 2010-2012:
      This specimen is identified as a fossil snake on the basis of its highly kinetic skull with anteriorly free ending maxillae and dentaries, slender and elongate tooth-bearing palatines and pterygoids, single mental foramen in the dentary, high number of presacral vertebrae, and the presence of hypapophyses or hemal ridges throughout the trunk, distally bifurcated lymphapophyses in the cloacal and proximal tail region, and paired hemapophyses on the tail vertebrae.