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dentistry
anatomical disorders
Question | Answer |
---|---|
Normal occlusion | when the jaws are closed, the lower canines are mesial to the upper canines, the upper incisors are infront of the lower incisors, the upper carnassial tooth is lateral to the lower carnassial tooth |
Anterior cross-bite | normal occlusion except that one or more of the incisors are misaligned (always incisors) |
Posterior crossbite | maxillary premolars are lingual to the mandibular premolars or molars |
Level bite | the incisors meet.acceptable in cats;malocclusion in dogs |
Brachynathism | overshot jaw, the lower jaw is too short. may cause the canines and incisors to penetrate the hard palate |
Prognathism | undershot jaw. the lower jaw is too long, seen in brachycephalic breeds |
wry mouth | elongated of half the jaw. |
supernumerary teeth | extra permanent or deciduous teeth. common in dogs; uncommon in cats |
Retained deciduous teeth | baby tooth does not fall out |
gemination | the partial splitting of a tooth giving the appearance of two crowns with common root system |