0 one of the two teeth immediately in front of the molars on both sides of the upper and lower jaws of humans and some other animals, used for grinding and chewing food (= crushing it with the teeth)
Results showed that supernumerary teeth only occurred in the postcanine (molars and premolars) tooth row.
All of these are gradually replaced with a permanent counterpart except for the primary first and second molars; they are replaced by premolars.
Usually the mesiobuccal cusp rests in between the first mandibular molars and second premolars.
It is, however, identified by having shortened upper premolars, enlarged caniniform upper third incisors, as well as reduced upper molars.
The premolars and molars are at the back of the mouth.
A horse's incisors, premolars, and molars, once fully developed, continue to erupt throughout its lifetime as the grinding surface is worn down through chewing.
The upper molars extend onto the zygomatic arch and are considerably smaller than their neighbouring premolars.
The complete dental formula was not recoverable, but the lower jaw contained 4 incisors, 1 canine, 5 premolars, and 6 molars.
中文繁体
前臼齒(位於人類和一些動物的上下頜兩則,臼齒前緊鄰的兩顆牙齒,用於磨碎、咀嚼、壓碎食物)…
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前臼齿(位于人类和一些动物的上下颌两则,臼齿前紧邻的两颗牙齿,用于磨碎、咀嚼、压碎食物)…
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premolar, Premolar…
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pré-molar…
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prémolaire…
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třenový zub (anat.)…
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små kindtænder…
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gigi geraham…
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