tongue worm(redirected from tongue worms)
Also found in: Dictionary, Thesaurus, Encyclopedia.
Any of various wormlike, sometimes tongue-shaped, parasitic invertebrates of the phylum Pentastomida, having a mouth surrounded by four hooks used to attach to the respiratory passages of reptiles, birds, and carnivorous mammals. Also called pentastome, pentastomid.
tongue wormA non-forensic blood-sucking parasite that infests the nasal cavity of carnivores
a muscular organ on the floor of the mouth; it aids in chewing, swallowing and speech, and is the location of organs of taste. The taste buds are located in the papillae, which are projections on the upper surface of the tongue.
as well as true abscesses there are pseudoabscesses, common in companion birds, which are accumulations of inspissated, keratinized, epithelial debris, caused usually by a nutritional deficiency of vitamin A.
a tongue with a lengthwise cleft.
see bird tongue.
one covered with a whitish or yellowish layer consisting of desquamated epithelium, debris, bacteria, fungi, etc.
see thyroglossal cyst.
the tongue may be shrunken because of prior inflammation, the tip may have been torn off, e.g. in lambs by predators. There is difficulty in prehending food and in managing in the mouth so that saliva and ruminal juices drool down the chin staining skin. Called tobacco chewers.
caused by local obstruction to venous blood flow, most dramatically displayed in a fetus presented anteriorly but delayed in parturition because of incompatibility in size between it and the birth canal, or bee or other hymenoptera sting.
see lingual frenulum.
a tongue with numerous furrows or grooves on the dorsal surface, often radiating from a groove on the midline.
a tongue with denuded patches, surrounded by thickened epithelium.
one with the papillae elongated and hairlike.
an occasional congenital anomaly in pigs.
inherited smooth tongue
see smooth tongue.
one that protrudes from the mouth, usually to one side. Seen in some short-nosed dogs and as a vice in horses.
see lyssa (2).
caused by paralysis (hypoglossal nerve dysfunction), Phalaris spp. poisoning, swelling, e.g. edema, laceration.
a vice in housed cattle. The animal rolls its tongue around in its half-opened mouth and may partially swallow it.
see tongue rolling (above).