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单词 branchial clefts
释义

Branchial clefts


the openings between the branchial arches through which water passes.
See under Branchial.

See also: Branchial, Cleft

EncyclopediaSeebranchial

branchial clefts


bran·chi·al clefts

a bilateral series of slitlike openings into the pharynx through which water is drawn by aquatic animals; in the walls of the clefts are the vascular gill filaments that take up oxygen from the water passing through the clefts; sometimes wrongly applied to the pharyngeal grooves of mammalian embryos, which are imperforate, rudimentary homologues of complete gill clefts. Synonym(s): gill clefts

branchial clefts

the apertures in the walls of the PHARYNX of fish or young amphibia (four-seven pairs) which allow water entering by the mouth to pass out over the gills.
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