CRST EXAM PRACTICE GUIDE 2025-2026 GRADED A+
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/
14
1.
Ventilation system in decontamination area must be
Negative
pressure
2.
Patient care equipment must be processed how of-
ten?
3.
What indicates damage to glass rods in a fiber optic
light cable?
After each use
black
dots
4.
What is ideal for writing count sheets and tray lists? Permanent, nontoxic ink
5.
Where should the chemical indicator be placed in a
wrapped set of instruments?
The
center
of
the
set
6.
For sterilization to occur, steam must
Make direct contact with all
surfaces
7.
When are sterilized packs most likely to become con-
taminated?
Within the first hour of ster-
ilization
8.
EO risk of fire can be minimized by mixing what?
EO with HCFC and CO2
9.
Sterile items protected from the environment have
been proven to remain sterile how long?
Indefinitely
10.
Sterile storage area should be maintained at
Positive
pressure
11.
How many inches from the floor should supplies in
sterile storage be
8
to
10
12.
Another term for par-level distribution system is?
Fixed
13.
Required for an effective case cart system.
Good communication
14.
40%
