Dentistry Midterm Quiz
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Questions and Answers

What is the term for a condition where the maxilla or mandible, or both, are completely absent?

  • Ectodermal dysplasia
  • Microdontia
  • Agnathia (correct)
  • Micrognathia
  • Which type of tooth fusion is characterized by the joining of adjacent already formed teeth by cementum?

  • Ension
  • Gemination
  • Supernumerary tooth
  • Concrescence (correct)
  • What is the term for a condition where two normally separate tooth germs become united?

  • Fusion
  • Concrescence
  • Gemination
  • Ension (correct)
  • What is the term for a tongue characterized by grooves that vary in depth and are noted along the dorsal and lateral aspects?

    <p>Fissured tongue</p> Signup and view all the answers

    What is the term for a group of syndromes deriving from abnormalities of the ectodermal structures such as the hair, teeth, nails, sweat glands, cranialfacial structure, digits, and other parts of the body?

    <p>Ectodermal dysplasia</p> Signup and view all the answers

    What is the term for a tooth that is smaller than normal?

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

    What is the term for a tongue characterized by a medial portion that persists as an elevated zone in the posterior part of the tongue?

    <p>median rhomboid glossiti</p> Signup and view all the answers

    What is the term for a condition where a single tooth germ divides during the period of tooth formation and forms a double crown with a single root and root canal?

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

    What is the term for a condition characterized by the absence of merging of the lateral lingual swellings?

    <p>cleft tongue</p> Signup and view all the answers

    What is the term for a tooth that is smaller than normal due to aplasia of the mesial and distal components of the tooth?

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

    What is the term for a condition where the jaw is smaller than normal, associated with a condition that the child's facial structure appears bird-like?

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

    What is the term for a condition characterized by a bull-like appearance of the teeth?

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

    What is the term for a condition characterized by a single tooth that is joined to another tooth by cementum?

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

    What is the term for a condition characterized by inflammation of the tongue?

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

    What is the term for a condition characterized by a lack of development of the teeth, resulting in a defect in the formation of the teeth?

    <p>hypoplasia of dentition</p> Signup and view all the answers

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