21.
For the minimum source to tabletop distance test, white hospital tape may
_______ be used.
a. Seldom.
b. Often.
c.
Always.
d. Never.
22.
In performing this minimum source to tabletop test, you adjust the distance
between the tabletop and the radiation source until:
a. The smaller image looks larger than the other one.
b. The larger image grows even larger than the other one.
c.
The two images are the same size.
d. The two images disappear.
23.
A minimum distance of _________inches is acceptable for portable units.
a. Ten.
b. Twelve.
c.
Fourteen.
d. Sixteen.
24.
To do the beam restriction adequacy test, you adjust the system to:
a. The minimum distance obtainable.
b. The maximum distance obtainable.
c.
Thirteen inches.
d. Fifteen inches.
MD0062
5-20