Mixed Dentition Period Overview

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Questions and Answers

What is the specific number assigned to the upper left third molar in the universal numbering system?

  • #32
  • #1d
  • #17 (correct)
  • #16

Which type of tooth is designated by adding a small (d) as a suffix to each number in the numbering system?

  • Canines
  • Deciduous teeth (correct)
  • Permanent teeth
  • Molars

In the universal numbering system, which tooth would be labeled as #10d?

  • Upper left second molar (correct)
  • Upper right second molar
  • Lower right canine
  • Upper right third molar

What does the term 'clinical crown' refer to?

<p>The portion of the tooth visible in the mouth (B)</p> Signup and view all the answers

Which tooth corresponds to 'tooth A' in the deciduous dentition classification?

<p>Maxillary right deciduous second molar (D)</p> Signup and view all the answers

What is unique about the numbering of deciduous teeth compared to permanent teeth in the universal numbering system?

<p>Deciduous teeth have a small (d) added as a suffix to each number (B)</p> Signup and view all the answers

What is the term used to describe permanent teeth that replace exfoliated deciduous teeth?

<p>Succedaneous teeth (C)</p> Signup and view all the answers

During the mixed dentition period, what must happen for a permanent tooth to erupt into a space occupied by a deciduous tooth?

<p>The deciduous tooth must be shed first (D)</p> Signup and view all the answers

How many deciduous teeth are typically replaced by succedaneous teeth in the permanent dentition?

<p>20 (C)</p> Signup and view all the answers

What does the dental formula 'I C M = 5/5' represent in terms of deciduous dentition?

<p>Number of incisors on one side of the mouth (D)</p> Signup and view all the answers

In dentistry, what do numbering systems primarily serve as?

<p>An abbreviation for recording in clinical practice (B)</p> Signup and view all the answers

How many types of teeth are present in each quadrant of deciduous dentition?

<p>5 (C)</p> Signup and view all the answers

At what age range does the natural process of resorption of deciduous roots typically occur?

<p>6-12 years (D)</p> Signup and view all the answers

At what age do the deciduous teeth usually erupt into the mouth?

<p>6-12 years (C)</p> Signup and view all the answers

How many total permanent teeth are there in a complete arch?

<p>16 (C)</p> Signup and view all the answers

What is the transitional phase called when both deciduous and permanent teeth are present?

<p>Mixed dentition period (D)</p> Signup and view all the answers

How many total teeth are present in the whole primary dentition?

<p>20 (A)</p> Signup and view all the answers

Which type of tooth is not present in the deciduous dentition?

<p>Premolar (A)</p> Signup and view all the answers

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