Front | Back |
Maxillary incisor average length
|
23
|
Mandibular incisor average length
|
22
|
Mx canine average length
|
26.5
|
Md canine Avg. L
|
25.5
|
Mx/Md premolar and molars Avg. L
1 exception |
22
Md1P = 20-21.5 |
All anterior teeth have 1 root except
|
Md incisors 2 roots - 12% (lingual often missed when cleaning- because approach is from lingual side) md canine 2 roots - 7%
|
Spawn of satan roots + canals
|
Mx1P Canal 1- 37% 9%2- 57% 85%3- 6% 6%
|
Mx2P
|
Root canal 1- 85% 60%
|
MdPs roots and canals
|
Root canal 1 77/88%
|
Mx1M roots and canals
|
Root canal3 some4-rare 80%
|
Mx2M roots and canals
|
Roots canals 2-10% 5%3-90% 25% 4- 70%
|
MdMs roots and canals 1/2
|
Roots canals 2 2-6%/ 5% 3- (2/3)/ 93%**** 4- (1/3)/ 2%
|
Which dentition has the most variable root numbers?
|
Posterior Mx teeth
|
Isthmas
|
Connection between two or more roots- are difficult to clean out debris
|
Mx1P when they only have 1 root
|
They are fused but still maintain two canals
|