Q. What do you mean by dental formula?
A) An arrangement of teeth in mouth in the order of I, C, PM, M
B) An arrangement of teeth in each half of the upper and lower jaw in the order of I, C, PM, M
C) An arrangement of teeth in upper jaw in the order to I, C, PM, M
D) An arrangement of teeth in the lower jaw in the order to I, C, PM, M
Explanation
The dentition in human being is diphyodont, heterodont and thecodont. Permanent teeth of mammals are arranged systematically in each jaw. Dental formula provides half of the total number of teeth. Therefore, dental formula is the arrangement of teeth in each half of the upper and lower jaw in the order of incisors, canines, premolars and molars
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.