Anatomía del Primer Premolar Superior
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Questions and Answers

¿A qué edad erupciona el primer premolar superior?

  • 6 - 7 años
  • 8 - 9 años
  • 10 - 11 años (correct)
  • 12 - 13 años

¿Cuál es la característica de la corona del primer premolar superior?

  • Forma triangular
  • Rectángulo
  • Hexágono (correct)
  • Círculo

En cuanto a la oclusión, ¿cuál es el contacto correcto del primer premolar superior?

  • Vertiente mesial 2º PM I (correct)
  • Vertiente distal 1º PM I (correct)
  • Vertiente distal 2º PM I
  • Vertiente mesial 1º PM I

¿Cuántas cúspides presenta el primer premolar superior?

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

¿Cómo se describe el surco central de la cara oclusal del primer premolar superior?

<p>Presenta un surco central (C)</p> Signup and view all the answers

Flashcards

Premolar eruption

Premolars erupt between ages 10-11

Premolar Calcification

Premolar calcification occurs between 18 and 24 months

Premolar Occlusion

Premolar occlusal surfaces have distal and mesial aspects, First and Second Premolar Incisors (PMI)

Premolar Cusps

Premolars have 2 cusps: a mesial one and a distal one (V and P)

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Premolar Crown Shape

Premolar crowns are shorter and hexagonal compared to canines, the crown is wider on the buccal surface, and the vestibular lingual diameter is taller; the occlusal surface is smoother compared to molars.

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