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Question

Dental formula of adolescent human being before seventeen-year :


A

2122/2122

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B

2123/2123

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C

2102/2102

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D

1023/2023

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Solution

The correct option is A

2122/2122


The correct option is : A

Explanation of the correct option :

  1. The last molar teeth in each jaw are called wisdom teeth and are not present before seventeen years of age.
  2. Hence, in a human before 17 years of age, the dental formula will be 2122/ 2122.

Explanation of the incorrect option:

Option B:

  1. 2123/2123 is the dental formula of the adult human being and called permanent teeth

Option C:

  1. 2102/2102 is the dental formula of the child human being and is called milk teeth

Option D:

  1. 1023/2023 is not the dental formula of the human being

Final answer: Dental formula of adolescent human being before seventeen-year 2122/2122


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