Oral Anatomy 4 - The Mandibular Second Deciduous Incisor

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Author:
james14hunter
ID:
286936
Filename:
Oral Anatomy 4 - The Mandibular Second Deciduous Incisor
Updated:
2014-10-24 08:40:29
Tags:
Oral Anatomy Mandibular Second Deciduous Incisor
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Oral Anatomy 4 - The Mandibular Second Deciduous Incisor
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Oral Anatomy 4 - The Mandibular Second Deciduous Incisor
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  1. How does the mandibular second deciduous incisor compare to the permanent one and the first deciduous one?
    • This is a bulbous tooth that resembles its permanent successor.
    • It is wider than the mandibular first deciduous incisor and is asymmetric.
  2. What are the mesioincisal and distoincisal angles like for the mandibular second deciduous incisor?
    • The mesiosincisal angle is more obtuse and rounded than that of the mandibular first deciduos incisor and the incisla margin slopes downward distally.
    • Should the distoincisal angle be markedly rounded then the tooth may be diffficult to distinguish from a maxillary second deciduous incisor.
  3. What is the the root like for the mandibular second deciduous incisor?
    • Unlike the permanent tooth, the root is rounded.
    • When complete, it is longer than the root of the mandibular first deciduous incisor.

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