Question

Which one of the following correctly represents the normal adult human dental formula?

• A. 3/3, 1/1, 3/2, 1/1
• B. 2/2,1/1,3/2,3/3
• C. 2/2, 1/1,2/2,3/3
• D. 3/3,1/1,3/3,3/3

Answer 1

Answer: (C)

An adult human has 32 permanent teeth which are of four different types (heterodont dentition) namely, incisors (I), canine (C), premolars (PM) and molars (M). Arrangement of teeth in each half of the upper and lower jaw in the order I, C, PM, M is represented by a dental formula which in human is $\frac{2123}{2123}$