Dentition of sheep and goat

Dentition of sheep and goat

• 2.
  Goat Dentition  Alldomestic animals have two successive sets of teet h.Deciduous teeth,or milk teeth,are the first set of teeth in young animals.These are replaced by a permanent set of teeth as animals age.  In an anatomic tooth- identification system, permanent teeth are designate d as incisor (I), canine (C), premolar (P)and molar (M) ; deciduous teeth are designated as Di, Dc, and Dp. The canine tooth of domestic ruminants has commonly been counted as a fourth incisor
• 3.
   The numberof each type of tooth varies from one species to another and the conventional way of describing them is by a "dental formula".  The type of teeth are indicated by the first letter, and the number of teeth on one side of the upper jaw is indicated over the number of the same type of teeth on the lower jaw. Because the formula is for one side of the mouth, the total number of teeth is the total in the formula x 2.
• 4.
  Goat Deciduous TeethDental Formula: 2(Di 0/4; Dc 0/0; Dp 3/3) = 2(10)=20 Goat Permanent Teeth Dental Formula: 2(I0/4; C0/0; P3/3; M3/3)= 2(16)=32 The dental formula for different species are as follows where I = incisors, C = canines, P = premolars and M = molars :
• 5.
  Old animals withworn teeth and broken mouths will not eat as well as younger animals and will lose condition. How to check the teeth Baby teeth (milk teeth): under 1 year of age 2 tooth: 1 to 1½ years 4 tooth: 2 years 6 tooth: 2½ years Full mouth: 2½ to 3 years Worn to broken mouth: over 3 years of age Gummy: aged
• 6.
  2 tooth: 1to 1½ years 4 tooth: 2 years 6 tooth: 2½ years Full mouth: 2½ to 3 years
• 7.
  Worn to brokenmouth: over 3 years of age Gummy: aged
• 8.
  The teeth ofa sheep are divided into two distinct sections namely, eight permanent incisors in the lower front jaw and twenty-four molars, the latter being divided into six on each side of the upper and lower jaw. Sheep have no teeth in the front part of the upper jaw which consists of a dense, hard, fibrous pad. Sheep dentition
• 9.
  Dentition of a2 year old sheep. Four incisors are permanent (black arrows). Dentition of a 4 year old sheep or "full mouth." All incisors are permanent. Dentition of a 68 year old sheep. Notice the wide spacing between the teeth. Dentition of an extremely aged sheep (from 8- 12 years of age), frequently referred to as a "broken mouth."
• 10.
  Dentition of ayearling sheep. Two incisors are permanent (black arrows Dentition of a 2 year old sheep. Four incisors are permanent (black arrows).
• 11.
  Dentition of a4 year old sheep or "full mouth." All incisors are permanent. Dentition of a 68 year old sheep. Notice the wide spacing between the teeth
• 12.
  Dentition of anextremely aged sheep (from 812 years of age), frequently referred to as a "broken mouth."