endodontics Flashcards
1
Q
difference between reactionary + reparative dentine
A
reactionary = odontoblasts, mild stimulus reparative = odontoblast-like, strong stimulus
2
Q
what is transillumination used for
A
identifying cracks in teeth
3
Q
what may a narrow perio defect be a sign of
A
root fracture or draining endo lesion
4
Q
key factors of lining materials
A
antibacterial seal promote teritary dentine biocompatible radio-opaque not affect bond resist forces of displacement of overlying material
5
Q
minimal size of ferrule
A
2-3mm
6
Q
features of post that aid retention
A
longer the better
more parallel the better
wider the better - but don’t sacrifice dentine
7
Q
how much apical GP must be remaining if using post
A
4-5mm
8
Q
how to avoid fracture of file
A
stress free glide path
discard damaged instruments
dont force
use instruments in correct sequence
