Dental Anatomy: Occlusal Surfaces

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Questions and Answers

What is the term used to describe traumatic injuries affecting the hard dental tissues and the pulp?

Trauma

How are the areas of the mouth referred to?

By arch and side

What is the purpose of a tooth numbering system?

To record data and facilitate communication in clinical practice

How many teeth are there in a complete permanent dentition?

<p>32</p> Signup and view all the answers

What is the name of the tooth numbering system developed in 1968?

<p>Universal system</p> Signup and view all the answers

What does the first digit of the tooth number represent in the FDI tooth numbering system?

<p>A quadrant</p> Signup and view all the answers

Which tooth surface is towards the tongue?

<p>Lingual</p> Signup and view all the answers

What is the term for the cutting edges of anterior teeth?

<p>Incisal edges</p> Signup and view all the answers

What is the term for the masticating surface of posterior teeth?

<p>Occlusal surface</p> Signup and view all the answers

What is the collective term for the mesial and distal surfaces of a tooth?

<p>Proximal surfaces</p> Signup and view all the answers

What is the term for the tooth surface near to the gingiva?

<p>Gingival surface</p> Signup and view all the answers

What is the term for the junction of two walls in cavity preparation?

<p>Line angle</p> Signup and view all the answers

Which internal wall is towards the pulp and covers the pulp?

<p>Pulpal wall</p> Signup and view all the answers

What is the term for the small depression in enamel, usually located in a groove?

<p>Pit</p> Signup and view all the answers

Which wall of the cavity preparation extends to the external tooth surface?

<p>External wall</p> Signup and view all the answers

What is the term for the centrally located depression or concavity in a tooth?

<p>Fossa</p> Signup and view all the answers

Which wall in cavity preparation is nearest to the pulp chamber and is approximately parallel to the long axis of the tooth?

<p>Axial wall</p> Signup and view all the answers

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