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Equine Teeth: Anatomy & Terminology

Learn about the different types of teeth in horses, their functions, growth patterns, and dental anatomy including incisors, premolars, molars, wolf teeth, and canine teeth. Understand the terminology related to equine dentition.

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Equine Teeth: Anatomy & Terminology

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  1. Equine Teeth Topic: 3204J By: Anna Fields

  2. Terminology Mandible: lower jaw bone Maxilla: upper jaw bone Caudal: towards the back Rostral: towards the front Table: Grinding surface of teeth http://www.lovehealth.co.uk/sale/skull.htm

  3. Continuous Growth • Horses get 2 sets of teeth • Milk OR Deciduous teeth • Sometimes called caps • Permanent teeth • Horses teeth continually grow or erupt. • Teeth are worn down when horses grind and chew food. http://www.hanne.com/teeth-photos.htm

  4. The Skull & Teeth http://www.hanne.com/teeth-anatomy.html

  5. Incisors • Front teeth used to grab and rip off grass while grazing • 12 total (6 in upper jaw & 6 in lower jaw) • Incisor used for ageing the horse http://www.hanne.com/teeth-anatomy.html

  6. Central OR Medial Incisor I 1 Intermediate Incisor I 2 Corner OR Lateral Incisor I 3 Incisors http://www.hanne.com/teeth-anatomy.html

  7. http://www.hanne.com/teeth-anatomy.html Premolars • The first 3 (most rostral) grinding teeth • 12 total (3 on each side of the lower and upper jaw) • 1st Premolar (PM2) • 2nd Premolar (PM3) • 3rd Premolar (PM4)

  8. http://www.hanne.com/teeth-anatomy.html Wolf Teeth • The wolf tooth is also technically a premolar, but it is a very small tooth and not a grinding tooth. • Wolf Tooth (PM1) • Wolf teeth are often pulled out because the bit rests too closely to them when a horse is being ridden which can cause pain or discomfort. http://www.hanne.com/teeth-photos.htm A horse may have 0-4 wolf teeth

  9. Wolf Tooth • This picture is an excellent view of the wolf tooth indicated by the yellow arrow. • The blue arrow points to a new permanent tooth erupting and pushing a “cap” out of its way. http://www.crossroadsequinedentistry.com/article-wolf.htm

  10. http://www.hanne.com/teeth-anatomy.html Molars • The 3 most caudal grinding teeth • 12 total (3 on each side of the lower and upper jaw) • 1st Molar (M1) • 2nd Molar (M2) • 3rd Molar (M3)

  11. http://www.hanne.com/teeth-anatomy.html Canine Teeth • Usually in males only • Up to 4 total • Used in the wild during fights • Canine Teeth OR Tushes http://www.crossroadsequinedentistry.com/what.htm

  12. http://www.hanne.com/teeth-anatomy.html Interdental Space • Space between incisors & premolars • Place where the bit rests in horses mouth • Location of the bars of the mouth • Bars are the hard surfaces created by the jaw bones

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