8/16/25, 10:55
AM
CRCST CHAPTER 9 (DISINFECTION) EXAM
QUESTIONS ANSD ANSWERS WITH
COMPLETE SOLUTIONS VERIFIED LATEST
UPDATE GRADED A++ 2025/2026
Terms in this set (15)
This low-level C
disinfectant is
incompatible with
soap.
(A) Alcohol
(B) Phenol
(C) Quaternary
ammonium
compounds
(D) Ortho-phtalaldehyde
When using B
glutaraldehyde,
technicians should
always wear latex
gloves for
protection.
1/
8
, 8/16/25, 10:55
AM
(A) True
(B) False
When using high- B
level disinfectants it
is important to
remember they may
be
deactivated by
(A) dilution.
(B) organic matter.
(C) time.
(D) all the above.
In an automated B
washer the key
source of disinfection
is
(A) hydrogen peroxide.
(B) water temperature.
(C) heat.
(D) disinfecting
detergent.
2/
8
AM
CRCST CHAPTER 9 (DISINFECTION) EXAM
QUESTIONS ANSD ANSWERS WITH
COMPLETE SOLUTIONS VERIFIED LATEST
UPDATE GRADED A++ 2025/2026
Terms in this set (15)
This low-level C
disinfectant is
incompatible with
soap.
(A) Alcohol
(B) Phenol
(C) Quaternary
ammonium
compounds
(D) Ortho-phtalaldehyde
When using B
glutaraldehyde,
technicians should
always wear latex
gloves for
protection.
1/
8
, 8/16/25, 10:55
AM
(A) True
(B) False
When using high- B
level disinfectants it
is important to
remember they may
be
deactivated by
(A) dilution.
(B) organic matter.
(C) time.
(D) all the above.
In an automated B
washer the key
source of disinfection
is
(A) hydrogen peroxide.
(B) water temperature.
(C) heat.
(D) disinfecting
detergent.
2/
8
