DOH114 Lecture Notes - Lecture 8: Premolar, Calcification

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19 Jun 2018

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Mandibular first premolar

Evidence of Calcification 1.75-2 years

Enamel Completed 5-6 years

Eruption 10-12 years

Root completed 12-13 years

Functions:

- Canine ripping

Identifying features:

- Similar to canines with smaller root

- Short buccal cusp occludes with maxilla

- Smaller than second premolars

- Pointed buccal cusp

- Mesiolingual developmental groove

Aspect

Features

Drawing

Buccal

1. Pointed buccal cusp

Palatal

1. Crown and root taper lingually

2. Smaller than buccal cusp

3. Mesiolingual

developmental groove

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