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52. Which of the following is a wet sterilization system for unwrapped items?
a. Peracetic acid
b. Hydrogen peroxide gas plasma
c. Ethylene oxide
d. Ozone sterilization - ✔✔a
51. Which of the following microorganisms is used to biologically monitor the dry heat
sterilizer?
a. Geobacillus atrophaeus
b. Geobacillus stearothermophilus
c. Bacillus subtilis
d. Bacillus atrophaeus - ✔✔d
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,50. The packaging of choice for dry heat sterilization is:
a. Canvas
b. Aluminum foil
c. Non woven wrap
d. Paper-plastic - ✔✔b
49. Which of the following microorganisms is used to biologically monitor the ozone
sterilizer?
a. Geobacillus stearothermophilus
b. Geobacillus subtilis
c. Bacillus atrophaeus
d. Bacillus subtilis - ✔✔a
48. Which of the following devices are compatible with ozone sterilization?
a. Flexible endoscopes
b. Woven textiles
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, c. Stainless instruments
d. Natural rubber and latex - ✔✔c
47. Microbial kill in the ozone sterilizer is achieved through a process called:
a. Condensation
b. Alkylation
c. Cavitation
d. Oxidation - ✔✔d
46. Items to be sterilized in low-temperature gas plasma must be packaged in:
a. Non-cellulose-based material
b. Kraft paper
c. Poly cotton wrappers
d. Paper plastic pouch - ✔✔a
45. Which of the following microorganisms is used to biologically monitor the low-
temperature gas plasma sterilizer?
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