Question

What is the dental formula of a normal human adult?

Concise Biology Class IX By H.S. Vishnoi CHAPTER 13-DIGESTIVE SYSTEM

Answer 1

 The dental formula for different species are as follows where I = incisors, C = canines, P = premolars and M = molars :

 Man (adult)

 I - 2/2 C - 1/1 P - 2/2 M - 3/3 = 16 x 2 = 32

Answer 2

Dental formula of a normal human adult

Explanation:

• In a mandibular or maxillary arch - (I 2/2 C 1/1 PM 2/2 M 3/3) × 2 = 32

• permanent teeth  Two incisors- Central and lateral incisor  Canine

• Two premolar - first and second premolar

• Three molar - first, second and third molar.

• The third molar may be present or not.   No. Of people have 28 permanent teeth in the mouth.