المحاضرة الثالثة introduction to dentistry
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Questions and Answers

What is the proximal surface of a tooth?

  • The outer surface of a tooth towards the face
  • The side of a tooth next to an adjacent tooth in the same arch (correct)
  • The surface adjacent to the tongue
  • The surface that faces away from the midline

Which surface of a tooth is directed towards the midline of the dental arch?

  • Distal surface
  • Occlusal surface
  • Facial surface
  • Mesial surface (correct)

What characterizes the facial surface of a tooth?

  • It is the chewing surface of posterior teeth
  • It is the outer surface towards the face (correct)
  • It is the surface facing the tongue
  • It is the cutting edge of anterior teeth

When two surfaces of a tooth meet, what is this called?

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

Which surface faces the lip in anterior teeth?

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

What is the occlusal surface responsible for?

<p>Biting and chewing (B)</p> Signup and view all the answers

What term refers to the area where two adjacent teeth in the same arch touch each other?

<p>Contact area (D)</p> Signup and view all the answers

Which of the following surfaces is adjacent to the tongue?

<p>Lingual surface (B)</p> Signup and view all the answers

What is the term for a tooth in one arch that opposes a tooth in the opposite arch?

<p>Antagonist (D)</p> Signup and view all the answers

What is the V-shaped space located near the contact area between adjacent teeth called?

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

Which of the following is NOT a procedure commonly associated with restorative dentistry?

<p>Root Canals (D)</p> Signup and view all the answers

What are deep pits and grooves found on the surfaces of specific teeth referred to as?

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

Which branch of dentistry focuses specifically on dental pulp and surrounding tooth roots?

<p>Endodontics (D)</p> Signup and view all the answers

What is one of the main goals of restorative dentistry?

<p>To improve oral health and chewing function (B)</p> Signup and view all the answers

What is the pointed part on the biting surface of a tooth called?

<p>Cusp (B)</p> Signup and view all the answers

What is one of the purposes of dental restoration?

<p>Alleviating dental pain (C)</p> Signup and view all the answers

What is the main cause of dental caries?

<p>Bacteria metabolizing carbohydrates (C)</p> Signup and view all the answers

Which class of dental caries affects the proximal surfaces of molars and premolars?

<p>Class II (D)</p> Signup and view all the answers

What classification system was first introduced by G.V. Black in 1896?

<p>Dental Caries Classification (A)</p> Signup and view all the answers

Which class of dental caries includes cavities affecting the incisal angles of anterior teeth?

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

Which factor is NOT typically considered when determining the type of restorative procedure?

<p>The dentist's uniform (B)</p> Signup and view all the answers

How does acid formation from bacteria contribute to dental caries?

<p>It dissolves minerals in tooth enamel. (C)</p> Signup and view all the answers

Which classification system focuses on the activity status of dental caries?

<p>American Dental Association Caries Classification (B)</p> Signup and view all the answers

What part of the tooth is primarily affected by Class I dental caries?

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