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11 grade biology others

Which of the following is the correct dental formula for the child falling under age group 5-6 years?

  • A. I₂/₂, C₁/₁, PM₀/₀, M₂/₂
  • B. I₂/₂, C₁/₁, PM₂/₂, M₃/₃
  • C. I₁/₁, C₂/₂, PM₂/₂, M₃/₃
  • D. I₂/₂, C₂/₂, PM₁/₁, M₃/₃

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11 Months agoGrade
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1 Answer

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ApprovedApproved Tutor Answer11 Months ago

The correct dental formula for children aged 5-6 years is option A: I₂/₂, C₁/₁, PM₀/₀, M₂/₂. This formula indicates the number of each type of tooth present in a child's mouth at this age.

Understanding the Components

Here's a breakdown of the dental formula:

  • I - Incisors
  • C - Canines
  • PM - Premolars
  • M - Molars

Details of the Formula

In this formula:

  • 2 Incisors on the top and 2 on the bottom (I₂/₂)
  • 1 Canine on the top and 1 on the bottom (C₁/₁)
  • No Premolars (PM₀/₀)
  • 2 Molars on the top and 2 on the bottom (M₂/₂)

This dental formula reflects the typical development of a child's teeth during this age range.