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40 Cards in this Set
- Front
- Back
Regulation of bloodborne pathogens is promulgated by: |
OSHA. |
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Excessive condensation, corrosion, and mildew occur when the relative humidity exceeds __%. |
60%. |
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Which of the following is the primary cause of indoor air quality problems? -Inadequate ventilation -Contaminated outside air -Radon -Ragweed |
Inadequate ventilation. |
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The high moisture content of combustion vent gases create: |
Acids which eat away at the mortar in the chimney. |
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A BSC national performance standard has been developed by: |
NSF (National Science Foundation) |
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The Medical Waste Tracking Act of 1988, which amended the Solid Waste Disposal Act, required ____ to establish a two year demonstration program for tracking medical waste in selected states. |
EPA. |
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In the APHA method of measuring housing quality, which of the following would be considered a minor deficiency if found inadequate? -Central heating -Water supply located outside of living unit -Lack of windows to the outside -Minimum of two exits in case of fire |
Central heating. |
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Minimum wash water temperature in a hospital laundry is: |
160-167 degrees F. |
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The drain line of an ice machine should connect to the sewer system through: |
An open receptacle with an air gap. |
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Universal precautions refer to: |
An infection control measure in which all human blood and certain body fluids are treated as infectious. |
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A clean bench should be considered for use: -As an alternative for a biosafety cabinet -As an alternative for a fume hood -Only when there is no possible risk to personnel -When protecting the laboratory environment |
Only when there is no possible risk to personnel. |
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It is recommended that a minimum of one toilet to be provided for each __ beds in a hospital or nursing home. |
Eight! |
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The protection of personnel and the immediate laboratory environment from exposure to infectious agents by good microbiological technique and safety equipment is called: |
Primary containment. |
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The implementation of a biosafety program begins with: |
An assessment of risk. |
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The Muerto Canyon virus causes disease of the ___ in humans. |
Lungs. |
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In unsewered areas, the responsibility for water and sewer for new subdivisions is assigned to the: |
Developer. |
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Those laboratory activities that may result in personnel exposure to aerosols may result in: |
Increased containment. |
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Muerto Canyon virus (MCV) is a hantavirus mainly carried by: |
Deer mice. |
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To prevent chimney backdrafts, the chimney must be constructed ___ inches above the highest point of the roof at a minimum. |
24 inches. |
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Minimum APHA-PHS standards for housing include: |
Running water piped in. |
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The biosafety containment level suitable for work involving agents of moderate potential hazard to personnel and the environment is: |
Biosafety Level 2. |
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Which of the following are the most frequent disease transmission routes in child day care centers? -Respiratory -Fecal oral route -Intimate contact -All of the above |
(All of the above) -Respiratory -Fecal oral route -Intimate contact |
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Mobile homes have been in general production since: |
1954. |
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Cross-connection controls include air gaps, backflow preventers, vacuum breakers and: |
Indirect waste piping. |
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CDC advocates a multi-tiered approach for environmental management of lead threats. This approach has which of the following steps: -Investigation and reduction of hazards -Near universal screening -Identification and remediation of hazards -All of the above |
(All of the above) -Investigation and reduction of hazards -Near universal screening -Identification and remediation of hazards |
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Biological safety equipment includes: -Biosafety cabinets -Non-retractable needles and syringes -Personal protective equipment |
-Biosafety cabinets AND -Personal protective equipment |
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The appointment and maintenance of an Institutional Biosafety Committee (IBC) is one of the requirements of: |
NIH (National Institutes of Health) |
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The development and maintenance of an exposure control plan is one requirement of: |
OSHA's bloodborne pathogens regulations. |
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Laboratories working with infectious agents in a properly controlled setting have been shown to: |
Represent no threat to the community. |
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The release of genetically engineered materials to the environment is regulated by: |
USDA and EPA. |
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The release of genetically engineered materials to the environment is regulated by: |
USDA and EPA. |
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The four biosafety containment levels consist of a combination of: |
Laboratory practices, safety equipment, and facilities. |
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In the APHA-PHS Recommended Housing Maintenance and Occupancy Ordinance, the responsibility of storing and disposing of all rubbish is assigned to the: |
Owner and occupant jointly. |
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The reasons for nosocomial infections in hospitals, and nursing homes are: -Older patients with chronic diseases -Increased number of high risk patients -Invasive procedures -All of the above |
(All of the above) -Older patients with chronic diseases -Increased number of high risk patients -Invasive procedures
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The housing code, regardless of who promulgates it, is: |
A complex environmental health code requiring the involvement of environmental health scientists and sanitarians. |
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The air gap between the end of the faucet and the overflow rim of the sink should be __ times the diameter of the supply pipe. |
2 times the diameter! |
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Exposure to formaldehyde can cause: |
-Irritation to the respiratory passages. -Contact dermatitis. -Disturbed sleep. |
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Campylobacter (C. jejuni/C. coli, C. fetus subsp. fetus) may be safely used in the laboratory as a minimum at: |
Biosafety level 2. |
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The major potential entry sources of radon: |
-Cracks in concrete floors. -Floor drains. -Drainage sumps. |
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In children, blood lead levels (BLLs) more than ___ are associated with decreased intellectual performance and other adverse health events. |
10 micrograms/liter. |