Teeth are found in the mouths of humans and many other animals. The word teeth is the plural of the word tooth. Teeth are of various shapes, sizes and lengths.
Normally adult humans have 32 teeth in their mouth which help chew food.
Teeth have a natural coating which is called enamel.
Necessary care needs be excercised while cleaning or brushing them. Teeth in good condition have aesthetic appeal that attracts and pleases viewers.
Def. a "hard, calcareous structure present in the mouth of many vertebrate animals, generally used for eating" is called a tooth.
Teeth of humans are small, calcified, hard, whitish structures found in the mouth. They function in [mastication] mechanically breaking down items of food by cutting and crushing them in preparation for swallowing and digestion. The roots of teeth are embedded in the maxilla (upper jaw) or the mandible (lower jaw) and are covered by [gingiva] gums. Teeth are made of multiple tissues of varying density and hardness.
The prehistory period dates from around 7 x 106 b2k to about 7,000 b2k.
- The teeth of Tyrannosaurus rex come from the same gene as those of the sea perch, Tautogolabrus adspersus.
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