Environmental Science 10-14

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Identified health effects of asbestos exposure
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Irving Selikoff
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Father of occupational medicine
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Bernardino Ramazzini
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Described phossy jaw
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Alice Hamilton
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Tracked the occurrence of scrotal cancer
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Sir Percival Pott
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Decribed hazards to miners
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Galen
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An occupational disease caused by the inhalation of certain dust particles is called
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Pneumoconiosis
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Allergies caused by industrial chemicals often exhibit the following symptoms
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Dermatitis
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The last line of defense against occupational hazards should be
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Use of PPE
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Sources of jobs stress include
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lack of benefits, job insecurity, work overload
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Which of the following conditions accounted for approximately 12% of occupational illness in the US
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Dermatitis
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Currently, the leading cause of occupational injuries and illness
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Sprains and strains
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The job classification that involves the highest percentage of anxiety, stress, and neurotic disorders
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Technical, sales, and administrative support
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The highest rate of fatal occupational injuries occurs among which industry sector?
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Agriculture, forestry, fishing, and hunting
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The average traffic noise on a city street has the following sound level during the day (approximately)
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80 dBA
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OSHA recommended permissible noise standards are
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85 dBA/ 8hrs
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The health consequences of exposure to high intensity noise include
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hearing loss, psychological issues
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The sound vibrations picked up by the eardrum are translated into nerve impulses in the:
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Cochlea
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Which of the following factors about noise is not important in causing hearing loss?
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None of the above; they are all important
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Threshold Limit Values are
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Airborne concentrations of substances that represent conditions under which nearly all workers may be unaffected
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The mad hatter's disease refers to:
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Mercury poisoning
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The most favored method for waste management is
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Source reduction
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Source reduction involves the following activities
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Less wasteful package designs
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Which of the following is inappropriate for composting?
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Fats, oils, grease
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The term 'recycling' usually applies to all the following except
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Discarding materials in landfills
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The most frequently recycled materials is:
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Used automobile batteries
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Hazards associated with sanitary landfill operations include
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All of the above
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Paper contributes the following percentage of the total municipal solid waste stream:
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30-40%
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Which of the following statements about incineration is untrue?
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Combustion removes all carcinogens and heavy metals
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A product (that could be used as a fuel) of anaerobic decomposition of garbage in a landfill
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Methane
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The greatest danger of medical waste is to:
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Those who are occupationally exposed onsite
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The primary stage of sewage processing involves
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Settlement of suspended solids
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Septic systems can be hazardous because: a. They cannot decontaminate microorganisms
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They usually fail after a period of 20 to 30 years, polluting groundwater.
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hazardous waste
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By-products of society that can pose a hazard to human health
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garbage
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Items that people discard such as yard trimmings, plastics, and glass
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leachate
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Water that collects contaminants as it trickles through wastes
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waste
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Materials that are perceived to be of negative value
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pollution
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Introduction into the natural environment by humans of potentially harmful substances, materials, or energy
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The advantages of genetically modified foods do not include
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Reduction in genetic diversity
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The purpose of metaphylaxis is to:
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-Minimize out break of disease
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A justification for the hazard analysis of critical control points is that:
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Health hazards can be introduced at any point from harvest to consumption.
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Chemical hazards that may be present in food include:
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herbicides pesticides cleaners packaging material additives
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Which of the following is an interpretation of the Delaney Clause?
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prohibits the use of additives and pesticides that cause cancer
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Food additives are used to achieve all the following except:
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Keep food free from rodent filth
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When used as a food additive, nitrates and nitrites
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May react with other substances to form carcinogens
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The abbreviation GRAS stands for:
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Generally Recognized as Safe
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Which of the following is not an example of an incidental additive?
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Vitamins to improve nutrition
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Responsible for many publicized outbreaks of gastrointestinal illness on cruise ships is:
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Norovirus
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An example of a hepatitis virus that can be transmitted by food is:
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HAV
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Infection with Taenia saginata is associated with eating:
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Raw beef
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Irradiation as a method of food preservation is:
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Best for many types of meat and some fruit
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An example of a malicious food additive is
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Endrin
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The agency tasked with regulation of food safety at the international level is the
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FAO (Food and Agriculture)
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Safety of meat, poultry, and dried and liquid eggs is the
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USDA (United States Dept. of Agriculture)
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The U.S. agency tasked generally with assuring the safety of all domestic and imported food with the exception of meat, poultry, and dried and liquid eggs is the:
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FDA (Federal Drug Administration)
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The U.S. agency tasked generally with providing leadership in control of foodborne illness is the:
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CDC
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HAV
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Virus
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Coprinus artrementaris
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Toxin
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BSE
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Prion
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T. spiralis
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Worm
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C. jejuni
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Bacterium
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In order to decrease man-made carbon monoxide pollution we would need to:
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Reduce emissions from mobile sources of air pollution
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A temperature inversion causes a
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Greater concentration of pollutants close to the earth's surface
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Which of the following pollutants is not listed by the EPA as a criteria air pollutant:
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Smog
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Identify the incorrect statement regarding diesel exhaust:
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All researchers agree that it poses a risk to human health.
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The standard for carbon monoxide levels during an 8-hour period is:
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9 ppm
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A major contributor to acid rain is:
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SO2
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One of the human health effects of sulfur dioxide is:
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Bronchoconstriction
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Which of the following is an example of a suspected carcinogen found in urban air?
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Nitrogen oxides
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Carboxyhemoglobin may be formed when a person inhales air that contains:
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Carbon monoxide
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Acute health effects of air pollution include:
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couging wheezing Pneumonia headaches
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The Clean Air Act of 1970 required:
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The EPA to set up air quality standards
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Improperly vented indoor cooking stoves can:
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Induce higher amounts of CO indoor
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The main difference between the sick building syndrome and building-related illness is that:
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SBS is temp BRI is diagnosable BRI can be related SBS cannot
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The least likely explanation for global warming is that it is due to:
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Normal variations in the earth's temperature
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The potential impacts of global warming include:
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melting of glaciers rise in sea levels climate change changes in distribution of vector borne diseases
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Mechanical devices for the control of industrial emissions of particulate matter do not include
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CO afterburners
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Acid rain is:
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The precipitation of acidic compounds formed when components of air pollution interact with other components in the air
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Smog
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A mixture of pollutants, principally ground-level ozone
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The creation of aerosol particles denotes
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Dust, soot, and other finely divided solid and liquid particles
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Smog complex
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A condition associated with smog that causes eye irritation, irritation of the respiratory tract, and chest pains
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A temperature inversion
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An atmospheric condition during which a warm layer of air stalls above a cool layer
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Which of the following facts about the Kyoto Protocol is true?, Agents represent insurers in which of the following:
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legally binding compact reduce by target amount 141 countries ratified the protocol U.S. had not ratified
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Particularly at risk for waterborne pathogens are
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All of the above
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In dry climates in the western U.S., the major use of water is for
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Landscapes
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Finished water is defined as:
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The water that is delivered to the distribution system after treatment
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In the U.S., disinfection of drinking water with chlorine or other methods is done to remove:
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Pathogenic microorganisms
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To ensure the safety of all drinking water from the public water supply in the United States, standards are set by:
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The EPA
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The human actions that lead to coastal degradation include
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All of the above
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The worst marine oil spill in history was:
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The Exxon Valdez oil spill
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The microbial agent Giardia intestinalis is an example of:
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An enteric protozoal parasite
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The microbial agent Vibrio cholerae is an example of:
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A bacterial enteropathogen
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The microbial agent for hepatitis A is an example of:
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A viral pathogen
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A microbial agent that can survive processing by water treatment plants is:
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Cryptosporidium parvum
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The most dangerous health effect linked to cell phone use is
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Traffic crashes
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