1|Page
MDRAO EXAM PREP WITH CORRECT ACTUAL
QUESTIONS AND CORRECTLY WELL DEFINED
ANSWERS LATEST 2024 – 2025 ALREADY GRADED A+
Decontamination Area - ...(answer)..Soiled equipment is received, disassembled
to their smallest components, and decontaminated.
Assembly Area - ...(answer)..Inspected, tested, reassembled, packaged.
Storage & Distribution - ...(answer)..Sterilized item storage prior to
transportation.
What pressure is the decontamination area under? - ...(answer)..Negative, to
contain contaminants.
Which area are items inspected and identified for repair? - ...(answer)..Assembly
area.
At what point can sterilized items become contaminated? - ...(answer)..Any time
during handling, transport, or storage.
What are the two types of organizational structures? - ...(answer)..Vertical (upper
management down) and Team-Based (more of an open structure with communal
input).
,2|Page
Policies and procedures in the MDRD are guided by what two governing bodies? -
...(answer)..CSA and the PIDAC (Ministry of Ontario Best Practices) document.
What does PIDAC stand for? - ...(answer)..Provincial Infectious Diseases Advisory
Committee.
6 external quality control bodies? - ...(answer)..CSA, Accreditation Canada, and
PIDAC, Association for the Advancement of Medical Instrumentation (AAMI), and
two bodies about Operating Room Nurses.
Who is the regulatory body for Workplace Hazardous Materials Information
Systems (WHMIS)? - ...(answer)..WSIB (Workplace Safety Insurance Board)
Study WHMIS pictograms. - ...(answer)..OK.
Do all Hazard Classes and Categories require a Pictogram from WHMIS? -
...(answer)..No
How often do Safety Data Sheet (MSDS and SDS) need to be updated? Not every 3
years. - ...(answer)..
Where should SOPs be kept? - ...(answer)..In a central location. Electronic and
physical.
, 3|Page
What does QMS stand for? - ...(answer)..Quality maintenance systems.
Suffix - ...(answer)..Means "after"
Microorganisms: - ...(answer)..Unicellular, most aren't harmful.
Spore Coat - ...(answer)..Bacterial cells will produce a spore coat to resist heat,
drying, and chemicals.
Characteristics of Proteins - ...(answer)..Insoluble in water, will coagulate with
heat, drying, and specific chemicals. Coagulated proteins can trap pathogens. This
is why the removal of protein before disinfection or sterilization is the prime
objective of cleaning in MDRD.
Three types of bacteria: - ...(answer)..Aerobic, anaerobic, and facultative
anaerobe.
What are bacteria? - ...(answer)..Single-celled organisms, less than 1% cause
disease.
Two types of bacterial cell walls: - ...(answer)..Thicker (gram positive), and thinner
(gram negative). The "gram" term comes from the gram stain test to determine
successful sterilization.
MDRAO EXAM PREP WITH CORRECT ACTUAL
QUESTIONS AND CORRECTLY WELL DEFINED
ANSWERS LATEST 2024 – 2025 ALREADY GRADED A+
Decontamination Area - ...(answer)..Soiled equipment is received, disassembled
to their smallest components, and decontaminated.
Assembly Area - ...(answer)..Inspected, tested, reassembled, packaged.
Storage & Distribution - ...(answer)..Sterilized item storage prior to
transportation.
What pressure is the decontamination area under? - ...(answer)..Negative, to
contain contaminants.
Which area are items inspected and identified for repair? - ...(answer)..Assembly
area.
At what point can sterilized items become contaminated? - ...(answer)..Any time
during handling, transport, or storage.
What are the two types of organizational structures? - ...(answer)..Vertical (upper
management down) and Team-Based (more of an open structure with communal
input).
,2|Page
Policies and procedures in the MDRD are guided by what two governing bodies? -
...(answer)..CSA and the PIDAC (Ministry of Ontario Best Practices) document.
What does PIDAC stand for? - ...(answer)..Provincial Infectious Diseases Advisory
Committee.
6 external quality control bodies? - ...(answer)..CSA, Accreditation Canada, and
PIDAC, Association for the Advancement of Medical Instrumentation (AAMI), and
two bodies about Operating Room Nurses.
Who is the regulatory body for Workplace Hazardous Materials Information
Systems (WHMIS)? - ...(answer)..WSIB (Workplace Safety Insurance Board)
Study WHMIS pictograms. - ...(answer)..OK.
Do all Hazard Classes and Categories require a Pictogram from WHMIS? -
...(answer)..No
How often do Safety Data Sheet (MSDS and SDS) need to be updated? Not every 3
years. - ...(answer)..
Where should SOPs be kept? - ...(answer)..In a central location. Electronic and
physical.
, 3|Page
What does QMS stand for? - ...(answer)..Quality maintenance systems.
Suffix - ...(answer)..Means "after"
Microorganisms: - ...(answer)..Unicellular, most aren't harmful.
Spore Coat - ...(answer)..Bacterial cells will produce a spore coat to resist heat,
drying, and chemicals.
Characteristics of Proteins - ...(answer)..Insoluble in water, will coagulate with
heat, drying, and specific chemicals. Coagulated proteins can trap pathogens. This
is why the removal of protein before disinfection or sterilization is the prime
objective of cleaning in MDRD.
Three types of bacteria: - ...(answer)..Aerobic, anaerobic, and facultative
anaerobe.
What are bacteria? - ...(answer)..Single-celled organisms, less than 1% cause
disease.
Two types of bacterial cell walls: - ...(answer)..Thicker (gram positive), and thinner
(gram negative). The "gram" term comes from the gram stain test to determine
successful sterilization.
