Final OSCE Study Guide with Complete Solutions Latest Updated 2023 Tooth Numbers - Correct Answer The uppercase letters A through T are used for primary teeth and the numbers 1 - 32 are used for permanent teeth. The tooth designated "1" is the maxillary right third molar ("wisdom tooth") and the count continues along the upper teeth to the left side Eruption patterns primary - Correct Answer Upper Teeth
Central incisor :
Erupt 8-12 mos.Shed 6-7 yrs.
Lateral incisor:
Erupt 9-13 mos.Shed 7-8 yrs.
Canine (cuspid):
Erupt 16-22 mos.Shed 10-12 yrs.
First Molar:
Erupt 13-19 mos.Shed 9-11 yrs.
Second molar:
Erupt 25-33 mos.Shed 10-12 yrs.Lower Teeth
Second molar:
Erupt 23-31 mos.Shed 10-12 yrs.
First molar:
Erupt 14-18 mos.Shed 9-11 yrs.
Canine (cuspid):
Erupt 17-23 mos.Shed 9-12 yrs.
Lateral incisor: 1 / 2
Erupt 10-16 mos.Shed 7-8 yrs.
Central incisor:
Erupt 6-10 mos.Shed 6-7 yrs.eruption patterns permanent - Correct Answer Upper Teeth Erupt Central incisor 7-8 yrs.Lateral incisor 8-9 yrs.Canine (cuspid) 11-12 yrs.First premolar (first bicuspid) 10-11 yrs.Second premolar (second bicuspid)10-12 yrs.First molar 6-7 yrs.Second molar 12-13 yrs.Third molar (wisdom tooth) 17-21 yrs.Lower Teeth Erupt Third molar (wisdom tooth) 17-21 yrs.Second molar 11-13 yrs.First molar 6-7 yrs.Second premolar (second bicuspid)11-12 yrs.First premolar (first bicuspid) 10-12 yrs.Canine (cuspid) 9-10 yrs.Lateral incisor 7-8 yrs.Central incisor 6-7 yrs Canine malocclusion classification: Class one - Correct Answer ANGLE Class I: NEUTROOCCLUSION
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