OSCE Flashcards
when do primary teeth start to erupt?
6 months
what primary teeth erupt first?
lower As
when is the full primary dentition complete?
2 1/2 years
when does the permanent dentition begin to erupt?
6 years
when do the 1s erupt?
age 7
when do the 2s erupt?
age 8
when do the 3s erupt?
lower - 9
upper - 11
when do the 4s erupt?
age 10
when do 5s erupt?
age 11
when do 6s erupt?
age 6
when do 7s erupt?
age 12
at what age are all incisors in?
9
what are 6 features of the primary dentition positioning?
spaces anteriors
primate spacing
shallow overjet and overbite
class I molar relationship
primary lower D wider than upper D
vertical inclination of anteriors
how is caries diagnosed radiographically?
E - limited to enamel
D1 - outer 1/3 dentine
D2 - middle 1/3 dentine
D3 - inner 1/3 dentine
P - reached pulp
what are the 4 clinical presentations of dentine?
soft
hard
leathery
firm
what strength is fluoride varnish (Duraphat)?
22600ppm
when is fluoride varnish applied?
normal - 2 times a year
caries risk - 4 times a year
