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What is The order of caries susceptibility of primary teeth is: and explain in detail?
Caries susceptibility of primary teeth (in descending order)
2nd molar > 1st molar > canine > lateral incisor > central incisor
Caries susceptibility of permanent teeth (in descending order)
1st molar > 2nd molar > Max. 2nd PM > Max. 1st PM & Mand. 2nd PM > Max. central & lateral incisor > Max. canine & Mand. 1st PM > Mand. Central & lateral incisor > Mand. canine
Surfaces involved in descending order (in primary teeth)
 Occlusal > molar interproximal > incisor interproximal. (Proximal surfaces were affected more in first than in second primary molars).