PEDO-Class 1

Question 1

Anatomic Differences B/w Primary & Permanent Teeth

Answer 1

• thinner enamel and dentin
• larger pulps compared to crown size
• pulp horns closer to outer surface
  
  • MB pulp horn is most prominent
• Enamel rods of gingival 1/3 of crown-occlusal direction from DEJ
  
  • permanent: Cervical direction
• Greater constriction of crown
• more prominent cerevical contour
• Broad flat proximal contacts
• Whiter
• narrow occlusal surfaces