handpieces and perio

Question 1

speed of high speed rotation

Answer 1

400,000 rpm

Question 2

what are the 3 safe to use checks

Answer 2

backcap cant rotate anti clockwise
bur is fully engaged
securely fitted to coupling

Question 3

what are the 3 fit for use checks

Answer 3

bur spins freely
no (excessive) lateral movement
consistent sound

Question 4

how long should a handpiece be run for to check sound consistency

Answer 4

5 seconds

Question 5

what probe is used for a 6ppc

Answer 5

PCP12
2 black bands, no ball

Question 6

what probe for BPE

Answer 6

WHO or CPITN

Question 7

teeth for simplified BPE

Answer 7

16, 11, 26, 36, 31, 46

Question 8

ramjfords teeth

Answer 8

16, 21, 24, 36, 41, 44

Question 9

4 steps of perio treatment

Answer 9

R - modify risk factors
I - intervention - supra and sub scaling
C - check - re instrument or refer
E - exit and maintenance

Question 10

seating position for lower anterior scaling

Answer 10

7 oclock

Question 11

9 o clock seating position for scaling - what teeth?

Answer 11

upper right buccal
lower right buccal
lower left lingual

Question 12

11 o clock seating position for scaling

Answer 12

upper right palatal
upper left
lower left buccal
lower right lingual