13.
In the film-screen combination test, how large a step difference would be required
to equal a 15 percent change?
a. 1.
b. 2.
c.
3.
d. 4.
14.
How often should the film-screen combination test be performed?
a. Every year.
b. Every nine months.
c.
Every six months.
d. Every three months.
15.
For the film-screen contact test, you may use paper clips.
a. True.
b. False.
16.
Adjust the focal film distance to _____________ inches for the film-screen contact
test.
17.
What, if any, regulations govern the film-screen contact test?
a. Title 21 CFR.
b. There are none.
c.
JCAHO.
d. TB MED 521.
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MD0062
9-11