Part 2 Question and Answers

[grettlin]

Hi. I have 3 questions with the hope that someone can help me out.
1.
The following are true about the most common rotary instrumentation systems except:
a. All have nickel titanium files
b. All rotate at approximately the same ram
c. All have files which will unravel or break after multiple uses
d. Some have shorter file + hand piece head length

I think "c" is definitely right.

2.
What are the drugs to treat Lidocaine sensitivity?

3.
What causes the most damage to an opposing restoration?
a. overdenture
b. complete denture
c. tooth-support RPD
d. tooth-tissue RPD

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[grettlin]

Hi. I have 3 questions with the hope that someone can help me out.
1.
The following are true about the most common rotary instrumentation systems except:
a. All have nickel titanium files
b. All rotate at approximately the same ram
c. All have files which will unravel or break after multiple uses
d. Some have shorter file + hand piece head length

I think "c" is definitely right.

2.
What are the drugs to treat Lidocaine sensitivity?

3.
What causes the most damage to an opposing restoration?
a. overdenture
b. complete denture
c. tooth-support RPD
d. tooth-tissue RPD

Please. if anyone know the answers for the other 2 questions, please help.