Access Openings and Anatomy Flashcards
1
Q
What are the objectives of access openings?
A
- locate all the canals
- straight line access (may also be done in initial cleaning and shaping)
- removal of the chamber roof and all coronal pulp tissue
- be conservative, but get the job done (remove caries, unsupported enamel, etc.)
Commonly errors seen with #1 and #3
2
Q
The floor of the chamber is ___ and the roof is ___ ___.
A
grey; yellow-ish white
3
Q
Which teeth have a triangular shape?
A
max central max lateral max 1st molar max 2nd molar mand central mand lateral
4
Q
Which teeth have an oval shaped?
A
max canine max 1st premolar max 2nd premolar mand canine mand 1st premolar mand 2nd premolar
5
Q
Which teeth have a trapezoid and rectangular shape?
A
mand 1st molar
mand 2nd molar
6
Q
T/F. Canals that disappear radiographically from coronal to apical are calcified.
A
False, they are NOT calcifies…more than one canal present
7
Q
Which has more canals, wider teeth or tall, skinny teeth?
A
wider teeth
