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Aging Deer

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Aging Deer Teeth Parts: Cusp: a point or projection of a tooth Back Cusp: vey last cusp on tooth 6 on cheekside of the jaw Lingual Crest: tooth ridge adjacent to the ... – PowerPoint PPT presentation

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Title: Aging Deer


1
Aging Deer
2
Teeth Parts
  • Cusp a point or projection of a tooth
  • Back Cusp vey last cusp on tooth 6 on cheekside
    of the jaw
  • Lingual Crest tooth ridge adjacent to the tongue
  • Enamel hard, white, outer coathing of the tooth
  • Dentine soft inner core of a tooth, dark brown
    in color
  • Infundibulum crescent-shape depression in the
    central crown of a tooth between the enamel ridge
    or crest.

3
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4
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5
Fawn ½ year
  • Have five or less teeth present and the third
    premolar has 3 cusps.
  • Tooth 6 has not yet erupted

6
1 ½ year 3rd tooth 3-cusp
  • Tooth 3 (3rd molar) has 3 cusps. Tooth 6 has
    erupted and is slightly visible

7
2 ½ years
  • Lingual crest on molars is sharp and pointed
  • Back cusp of tooth 6 is sharp and pointed
  • Enamel is wider than the dentine

8
3 ½ years
  • Lingual crest on tooth 4 is blunt
  • Dentine is wider than the enamel in tooth 4
  • Tooth 6 is forming a concavity

9
4 ½ years
  • Dentine in tooth 4 is twice as wide as the enamel
  • Dentine in tooth 5 is wider than the enamel
  • Back cusp of tooth 6 is badly worn

10
5 ½ years
  • Lingual crest is worn away on tooth 4 and rounded
    in tooth 5
  • Lingual crest in tooth 6 is blunt
  • Dentine in tooth 6 is now wider than enamel

11
6 ½ and older
12
Jaw Remover
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