Teeth Central incisors Lateral 7-8yn incisor uspid 9y(11-12yn General features 1st Premolar (10-11yn Two sets (10-12y7) dental 1st Molar 6-7yr) a Deciduous Central incisors (7.5 mo 2nd Molar Lateral incisor(9 mo (12-13yn a Permanent Cuspid(18 mo) Hard palate 3rd Molar Prima (17-21yn Classification 1st molar (14 mo 3rd Molar P o Incisors 2nd molar 2nd Mola (11-13y 1st Molar o Canine Prima 2nd Premolar (11-12yr) 口 Premolars P Lower 1st molar 1st Premolar (10-12yn) 口 Molars Cuspid (16 mo Cuspid (9-10 yr) A Lateral incisor(7 mo Lateral incisor(7-8 yr) Central incisors Central incisors(6 mo 6-7yTeeth General features ◼ Two sets: ❑ Deciduous ❑ Permanent ◼ Classification: ❑ Incisors ❑ Canine ❑ Premolars ❑ Molars