midterm key points

Question 1

soft brush, bristles 45 degrees toward gingiva=what technique?

Answer 1

bass sulcular technique

Question 2

best post surgical brushing technique

Answer 2

charter’s methode, don’t enter sulcus

-45 degrees toward crown

Question 3

good for cleaning D of back teeth

Answer 3

end tufted brushes

Question 4

what does the amplitude on cavitron control?

Answer 4

the magnitude of change in the oscillating variable

Question 5

what does the power setting on cavitron control?

Answer 5

the amplitude, but NOT the frequency

Question 6

mechanisms of action for cavitron

Answer 6

• mechanical
• irrigation
• cavitation
• acoustic microstreaming

Question 7

what are systemic/environmental factors that affect periodontal prognosis?

Answer 7

• smoking
• diabetes
• patient cooperation

Question 8

prognostic categories at VCU

Answer 8

• Good
• Fair
• Poor

Question 9

Good prognosis aspects

Answer 9

• adequate remaining bone support
• adequate possibilities to control etiologic factors and establish a maintainable dentition
• adequate patient cooperation
• NO systemic/environmental factors or if systemic factors are present, they are well controlled

Question 10

Fair prognosis (pd aspects)

Answer 10

• less than adequate remaining bone support
• adequate maintenance possible
• acceptable patient cooperation
• presence of limited systemic/environmental factors

Question 11

for a combined perio-endo lesion, what is treated first?

Answer 11

endo therapy is first

-then removal of palque and calculus, then tooth evaluation