DOH114 Lecture Notes - Lecture 11: Maryland Route 2, Calcification
Maxillary second molar
Evidence of Calcification 2.5-3 years
Enamel Completed 7-8 years
Eruption 12-13 years
Root completed 14-16 years
Functions:
Identifying features:
1. Fifth cusp absent and DP less developed
2. Oblique ridge less prominent
3. Outline more heart shaped
4. Roots closer
5. Crown shorter CO and narrower MD but same BP
6. Distal root straighter, MB root curve towards distal side in apical third,
Longer roots than firsts
3 roots, 4 pulp horns, 4 cusps, 4 developmental lobes
Aspect
Features
Drawing
Buccal
1. Crown shorter CO and narrower MD
2. Smaller DB cusp
Palatal
1. No cusp of carabelli
2. Smaller DP cusp (almost not there)
