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RCST EXAM PREP TEST 2 QUESTIONS AND
ANSWERS WITH VERIFIED SOLUTIONS 100%
CORRECT (GRADED A+) LATEST UPDATED
2025
To achieve a reasonable level of disinfection, alcohol used as an intermediate-level
disinfectant must remain in wet contact with the surface of the object being disinfected
for a minimum of...
✔✔ 5 Minutes
Before using packaging materials for sterilization they should be kept at what
temperature, humidity and for how long?
✔✔ At 68-73 degrees F, 30%-60% humidity for at least 2 hours.
During handwashing, hands should be lathered and scrubbed for at least:
✔✔ 20 Seconds
When preparing and packaging instruments for steam sterilization, the instruments must
be:
✔✔ Completely disassembled and in open position
Which of the following statements about processing of instruments is INCORRECT?
✔✔ Trays with lids should be opened
Which of the following items should never be found in a sterilized instrument tray?
✔✔ Gauze
This system generates automated request for patient care items?
✔✔ Centralized patient order entry system
This body creates and revises standards for packaging requirements for sterilizing water
for irrigation:
✔✔ USP-NF (United States Pharmacopeia-National Formulary)
The humidity in the sterilization equipment room should between.. - ANSWER✔✔30% to 60%
Which microorganism is used in the Biological Indicator for monitoring Ethylene Oxide? -
ANSWER✔✔Bacillus atrophaeus
RCST EXAM PREP TEST 2 QUESTIONS AND
ANSWERS WITH VERIFIED SOLUTIONS 100%
CORRECT (GRADED A+) LATEST UPDATED
2025
To achieve a reasonable level of disinfection, alcohol used as an intermediate-level
disinfectant must remain in wet contact with the surface of the object being disinfected
for a minimum of...
✔✔ 5 Minutes
Before using packaging materials for sterilization they should be kept at what
temperature, humidity and for how long?
✔✔ At 68-73 degrees F, 30%-60% humidity for at least 2 hours.
During handwashing, hands should be lathered and scrubbed for at least:
✔✔ 20 Seconds
When preparing and packaging instruments for steam sterilization, the instruments must
be:
✔✔ Completely disassembled and in open position
Which of the following statements about processing of instruments is INCORRECT?
✔✔ Trays with lids should be opened
Which of the following items should never be found in a sterilized instrument tray?
✔✔ Gauze
This system generates automated request for patient care items?
✔✔ Centralized patient order entry system
This body creates and revises standards for packaging requirements for sterilizing water
for irrigation:
✔✔ USP-NF (United States Pharmacopeia-National Formulary)
The humidity in the sterilization equipment room should between.. - ANSWER✔✔30% to 60%
Which microorganism is used in the Biological Indicator for monitoring Ethylene Oxide? -
ANSWER✔✔Bacillus atrophaeus
