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Teeth types

Teeth wiki

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Page 1: Teeth   wiki

Teeth types

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INCISORS

Shape: flat teethLocation: in front of the mouth

Function: cut the food

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CANINES

shape: sharp and pointed Location: on the four sides of the mouth

after the incisors(up and down)Function: hold and tear the food

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Molars

Shape :Flat and wideLocation: At the back of the teethFunction: grind and chew the food

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Let’s sing together

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Incisors cut the foodCut the foodCut the food

Incisors cut the foodBut

Canines tear and hold

Canines tear and holdTear and holdTear and hold

Canines tear and holdBut

Molars grind and chew

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Human teeth

• Human have two sets of teeth• Milk (baby) teeth• Permanent teeth

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Milk teeth

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Total number of the milk teeth is 20 tooth

• Incisors: 8 ( 4 up + 4 down)• Canines: 4 (2 up + 2 down)• Molars: 8 (4 up + 4 down)• No premolars in the child’s teeth.

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Permanent teeth

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Total number of the permanet teeth is 32 tooth

• Incisors: 8 ( 4 up + 4 down)• Canines: 4 (2 up + 2 down)• Molars: 20 (10 up + 10 down including 4

premolars)• (The premolar is the first molar at each molars

row)

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Permanent teeth

Milk teeth

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Tooth decay

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Bacteria(tiny organism can’t be seen with our eyes only by microscope)

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Sugar (from the food particles left on your mouth went you don’t

brush your teeth)

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The bacteria will eat the sugar to form yellow spots called : Plaque and get out a waste called acid

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Plaque

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Sugar + bacteria

plaque + acid

Tooth decay

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Tooth decay

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Tooth decay

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How to keep your teeth healthy?

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Brush your teeth twice a day

2

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Use flouride toothpaste to make your teeth

stronger

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Eat less sugary food

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Visit the dentist twice 2 a year