Mouth and Teeth

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Mouth and Teeth
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Mouth and Teeth

• Purpose
• Tasting
• Digestion
• Speaking
• Appearance

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Teeth

• PARTS
• Crown top surface above gum
• Neck between crown and root
• Root inside the gum line

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Teeth

• Enamel hard outer surface that covers crown
• Dentin bonelike material surrounding pulp
• Pulp soft, sensitve material containing blood
  and nerves
• Root canal Provides a path for nerves and blood
  vessels

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Teeth

• incisors - are the sharp-edged teeth in the front
  of the mouth that bite and cut food. 8
• canines - are the pointed teeth next to the
  incisors that grip and tear food. 4
• premolars - are the teeth just behind the
  canines. They help the canines with chopping and
  assist the molars with grinding. 8
• molars - are the teeth in the back of the mouth
  that pound, grind and crush food into mush so
  that it can be swallowed. 12

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Teeth

• Care for your teeth
• Brush and floss daily.
• Choose snacks wisely
• Protect when playing sports
• Get regular checkups

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Teeth

• Problems
• Gingivitis gums are red and sore sometimes
  bleed
• Periodontal Disease gum is infected with
  bacteria
• Overbite Top jaw thrust out over lower jaw
• Underbite Lower jaw thrust out under upper jaw

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Tongue

• bitter - Bitter tastes (like the taste of tonic
  water) are mostly sensed towards the back and
  rear sides of the tongue.
• salty and sweet - Salty tastes and sweet tastes
  (like sugar) are mostly tasted at the tip of the
  tongue.
• sour - Sour tastes (like lemon juice) are mostly
  tasted at the sides of the tongue, at the middle
  and towards the front.