UPDATE|2025/ 2026 QUESTIONS WITH
VERIFIED ANSWERS
The length of time for which a high-level disinfectant can be used after it has been opened is
known as its - Use life
Items manually soaked in ortho-phthaldehyde at a minimum temperature of 68F can
achieve high-level disinfection in - 12 minutes
In order to protect the reagent on high-level disinfectant test strips, it is important that the
container be - Kept tightly closed
Ortho-phthaldehyde can be neutralized for disposal with - Glycine
The MOST critical step in the manual reprocessing of flexible endoscopes is: - Cleaning
Reprocessing is considered "delayed" if a scope is not cleaned within - 60 minutes
,The purpose of precleaning at the point of use is to: - Prevent build up for bioburden and
formation of biofilm
Precleaning at the point of use involves which of the following steps? - Flushing of channels
Containers or bags used to transport contaminated endoscopes should be labeled - As
biohazardous
Before a flexible endoscope is manually cleaned, it should be - Leak tested
Coiling a scope too tightly may cause - Damage to the fiberoptic rods
Which of the following is NOT a method of leak testing? - Suction
A detergent that is too concentrated can cause - Inadequate rinsing
After each use, reusable cleaning brushes MUST be - Disinfected
Endoscopes should be inspected for cleanliness - Using a lighted magnifier
, Very thin glass rods that transmit light are called: - fiberoptic bundles
The portion of an endoscope that the endoscopist holds to manipulate the scope is called
the: - control body
In which part of the flexible endoscope are the fiberoptic bundles? - insertion tube
To visually examine and treat areas of the respiratory tract which of the following would be
needed by the physician? - bronchoscope
Which of the following endoscopes typically has an elevator? - duodenoscope
Automated endoscope reprocessors are used because they: - provide standardized cleaning
of interior and exterior surfaces of the endoscope
One of the most important factors in cleaning endoscopes is to: - follow the manufacturers
instructions