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All About Teeth
Q What are our teeth made up of?A: Our teeth are made up of hard substance called
enamel.
Q Name our teeth set.A: ( a) Milk teeth = 20 ( b) Adult teeth = 32
Q When do milk teeth start to grow?A : Our milk teeth starts to grow at the age of about 6
months.
Q When do milk teeth start to fall out?A : Milk teeth fall out at the age of 6 years.
Q What are adult teeth?A : When milk teeth fall out, adult teeth start to
grow. They last till our life.
Q Why we should take good care of our teeth?A : Because if we lose the adult teeth, they will
never grow again.
Q Write steps to take good care of teeth.A : a) Not eating too much chocolates and sweets. b) Brush teeth at least twice a day. c) Use soft tooth brush and good tooth paste. d) Visit dentist every six months.
Q Write names of different types of teeth and their functions.A: a) Incisors = We have 8 incisors to cut the food into small pieces, like scissor. They have one root. b) Canine = We have 4 canines to tear, grip and hold food, like forks. They have one root. c) Molars and pre molars = We have 8 premolars and 8 molars to crush, grind and chew the food properly. They have two roots.d) Wisdom teeth = We have 4 wisdom teeth one each at four corners. They have 3 roots.
Q: What are gums?A: Our teeth are held in place by roots and gums.
Q What are gum diseases?A: Gum diseases are when your gums get swollen,
because of plaque.
Q What is plaque?A : Plaque is sticky white coating on teeth that is caused by the bacteria inside teeth.
Q How do we get plaque?A : Plaque is produced by bacteria that attack the left over
food in teeth.
Q How do plaque harm our teeth?A: Plaque damage the enamel of our teeth
(outer layer).
Q What is tooth decay?A: Tooth decay is when your teeth get holes in them.
Q How do we get tooth decay?A: Bacteria in our mouth attack the left over food
and produces acid which cause tooth decay.
Q What is extraction?A: When a tooth is taken out of of your mouth.
Q Why do dentist need to extract teeth?A: In very bad cases of tooth decay or when
there is not enough space for a tooth to grow, a dentist may remove a tooth altogether.
Q What is crown?A: When the tooth has decayed a lot, a dentist will replace the top of a tooth. This is called a
crown.
Q What is filling?A: When a hole in a tooth is filled, is called filling.
Q What is denture?A: Denture is another name for false teeth.
Q Why do people need dentures?A: Some people have such bad teeth that they have
them all removed and replaced by false teeth.
Q What are braces?A: Braces are usually made up of metal that is put on to teeth to move them into the right
positions, very slowly.
Q Why do people need to use braces?A: People need braces when teeth are not
growing straight or there are big gaps between them.
Q How much time does it take to get teeth in right posistion after wearing braces?
A: It takes about 21 months to get teeth in right position.
Q Why do dentist need to take x-ray of teeth?A: The dentist take an x-ray to see what is
happening inside your gums.