Difference between revisions of "Dental Formula - Ruminants"

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(Created page with "===Cow, Sheep and Goat=== '''Dental Formula''' 2 (I0/3 C0/1 P3/3) Deciduous 2 (I0/3 C0/1 P3/3 M3/3) Permanent *Deciduous teeth complete and functional within 2 weeks of bir...")
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===Cow, Sheep and Goat===
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==Cow, sheep and goat overview==
 
  
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The '''deciduous''' teeth are complete and functional by 2 weeks of age (3 weeks in sheep and goats). The '''permanent''' teeth are complete and functional by 42-48 months of age depending on breed (48 months in sheep and goats).
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'''Dental Formula'''
  
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The formula for '''deciduous''' teeth is: 2 (I0/3 C0/1 P3/3)   
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2 (I0/3 C0/1 P3/3)  Deciduous
  
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The formula for '''permanent''' teeth is: 2 (I0/3 C0/1 P3/3 M3/3)   
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2 (I0/3 C0/1 P3/3 M3/3)  Permanent
  
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===Dental Pad===
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*Deciduous teeth complete and functional within 2 weeks of birth (3 weeks in sheep and goats)
  
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The dental pad is in the position of the upper teeth. It is soft cartilage and acts with the lower incisors when grazing.
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*Permanent teeth complete and funtional within 42 weeks of birth (48 weeks in sheep and goats)
  
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Dense, richly vascular tissue beneath the '''palatine epithelium''' attaches tightly so it can not be moved during [[Mastication|mastication]].
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'''The Dental Pad'''
  
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===Incisors===
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*In the position of the upper teeth
  
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Incisors are only present on the lower jaw. They have wide, asymmetrical crowns.
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*Soft cartilage
  
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===Canines===
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*Acts with lower incisors when grazing
  
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Canines are only present on the lower jaw. They take on the form and function of incisors - ''''Incisiform canines''''
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*Dense, richly vascular tissue beneath palatine epithelium attches tightly so it can not be moved during [[Mastication|mastication]]
  
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===Molars and Premolars===
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'''Incisors'''
  
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The upper teeth are more widely separated. '''Premolars''' have one cusp, '''molars''' have two cusps.
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*Only present on lower jaw
  
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==Webinars==
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*Wide, asymmetrical crowns
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<rss max="10" highlight="none">https://www.thewebinarvet.com/dentistry/webinars/feed</rss>
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'''Canines'''
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*Only present on lower jaw
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*Take on form and function of incisors - 'Incisiform canines'
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'''Molars and Premolars'''
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*Upper teeth more widely separated
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*Premolars have one cusp
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*Molars have two cusps
  
 
[[Category:Teeth - Anatomy & Physiology]]
 
[[Category:Teeth - Anatomy & Physiology]]
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[[Category:Alimentary Anatomy - Cattle]]
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[[Category:Cow - Alimentary System]]
 
[[Category:Sheep - Alimentary System]]
 
[[Category:Sheep - Alimentary System]]
 
[[Category:Goat - Alimentary System]]
 
[[Category:Goat - Alimentary System]]
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[[Category:A&P Done]]
 

Revision as of 14:31, 3 September 2010

Cow, Sheep and Goat

Dental Formula

2 (I0/3 C0/1 P3/3) Deciduous

2 (I0/3 C0/1 P3/3 M3/3) Permanent

  • Deciduous teeth complete and functional within 2 weeks of birth (3 weeks in sheep and goats)
  • Permanent teeth complete and funtional within 42 weeks of birth (48 weeks in sheep and goats)

The Dental Pad

  • In the position of the upper teeth
  • Soft cartilage
  • Acts with lower incisors when grazing
  • Dense, richly vascular tissue beneath palatine epithelium attches tightly so it can not be moved during mastication

Incisors

  • Only present on lower jaw
  • Wide, asymmetrical crowns

Canines

  • Only present on lower jaw
  • Take on form and function of incisors - 'Incisiform canines'

Molars and Premolars

  • Upper teeth more widely separated
  • Premolars have one cusp
  • Molars have two cusps
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