Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
28 Cards in this Set
- Front
- Back
|
root dilacerations. ___ more common. more common in ___ teeth |
mild max lateral |
|
|
three rooted maxillary PM, internal anatomy resembles ____, ___ incidence, small ___ canals |
max molar 0.5-6% B |
|
|
three rooted mand molars, orifice to 3rd root is usually located in the ___ aspect, ___ incidence, more common in ___ populations |
DL 0.5-6% asian |
|
|
___ are long trunks with long pulp chambers and short stumpy roots |
taurodont teeth |
|
|
c-shaped molars, most common in ____ teeth, more common in ___ populations, ___ may have own distinct orifice, often have a ___ shaped fused roots, often a longitudinal groove on the external __ or ___ root surface |
mand 2nd molars asian ML conical B or L |
|
|
___ is infolding of enamel organ during tooth development |
dens invaginatus |
|
|
dens invaginatus is common in the ___, typically not ____, treatment is, different ___ of severity and complexity |
maxillary lateral incisor bilateral seal off pit degrees |
|
|
dens evaginatus is most common in ________, clinically appears as a ___, often |
mandibular PM lingual pit bilateral |
|
|
gemination/fusion typically in ___ teeth but also on ___ teeth |
anterior PMs |
|
|
partial division of one tooth gem, number of teeth will be ___ |
gemination normal |
|
|
union of 2 separate tooth buds, number of teeth will be ____ |
fusion less |
|
|
2 teeth, one bud |
twinning |
|
|
two teeth, two buds, joined by cementum |
concrescence |
|
|
supernumerary teeth, ___ incidence, ___ teeth most common (specifically___), ___% of the time impacted, third moars are common site called ___ and are caused by |
0.1-4% anterior teeth, mesiodens 75% paramolars continued growth of dental lamina |
|
|
extra cusp on the anterior teeth |
talon cusps or "anterior dens evaginatus"
|
|
|
lingual groove crates more of a __ problem due to plaque retention, ___ most common |
perio maxillary incisors |
|
|
dentinogenesis imperfecta, ___ hue, no ___ in types 1 or 2, ___ types |
opalescent no pulp chambers 3 |
|
|
rare abnormal formation of enamel |
amelogenesis imperfecta |
|
|
AI has hypersensitive teeth and a higher risk for ____. ___ pulp chambers and canals |
decay normal |
|
|
calcific metamorphosis is typically a pulpal response to ____ or ___, not a ___ occurrence in most cases, if no periapical RL or canal system visible, does it need endo? |
trauma or age developmental no |
|
|
NaOCl accidents mostly happen in __ teeth, in ___ gender, and with a history of ___ or ___ |
max PM and molar teeth female necrotic pulp and periapical radiolucency |
|
|
place posts in larger canals: max molar max PM mand molar |
max molar: P canal max pm: L canal (straighter) mand molars: D canal (never M) |
|
|
before root resorption occurs you need 2 things |
loss/alteration of protective layer inflammation present next to dentin surface |
|
|
protective layers are: ____ both are ___ and resistant to ____ |
cementum and pre-dentin unmineralized and resistant to resorptive process |
|
|
in PA inflammation, resorption occurs on ___ |
bone side of PDL since cementum is protective |
|
|
inflammation phases |
destructive and healing |
|
|
destructive pahse |
acute inflammation, acidic environment, active clastic cells, will continue as long as stimulant present |
|
|
healing phase can be ___ or ___. the critical factor is: |
favorable or unfavorable. type of cells that repopulate root surface (cementoblasts vs osteoblasts) |
