Final Part 4 Flashcards
Who regulates the quality of municipal drinking water?
EPA
T/F: Wastewater, liquid waste, and sewage are all technically the same thing.
True
What is the purpose of Wastewater Treatment?
to improve quality to be be able to release back into the environment
T/F: During typical Wastewater treatment, disinfection is optional.
True; 85-95% of pollutants are removed during Preliminary treatment, Primary treatment (sedimentation), and Secondary treatment (microbial degredation)
What is the term for the energy released when atoms split?
radiation
What are the 3 sources of natural radiation?
extraterrestrial
terrestrial
internal
What are some examples of Human-made radiation?
x-rays, nuclear medicine, consumer products, nuclear power plants, and nuclear weapons
What is the greatest source of ionizing raditation?
radon (naturally occurring)
T/F: UV-A Radiation cause the most harm to humans of all UV radiation.
False; UV-B does (skin cancers)
When looking for skin cancers, what does ABCD stand for?
Asymmetry
Border irregularity
Color
Diameter
What is the #1 cause of lung cancer in non-smokers?
Radon
When is naturally released radon harmful to humans?
when it becomes trapped inside a building
T/F: Disposal of nuclear waste is a problem in the US and there are 103 nuclear power plants in the US in only 31 states.
True
What are chemical hazards?
those caused by the mismanagement of chemicals
T/F: Children are much less vulnerable to chemical hazards like lead, ETS, and pesticides.
False; much more vulnerable
Are health concerns around lead more acute or chronic in nature?
chronic
Who helps to regulate the disposal of lead-based products?
RCRA and CERCLA
What 1988 Act has allowed the CDC to provide grants allowing states to screen children, ensure referral and provide education about lead poisoning?
The Lead Contamination Control Act
What is the term for any organism that has an adverse effect on human interests?
pest
T/F: Pesticides can be either natural or synthetic.
True
Who most frequently is affected by pesticide poisoning?
children and workers who apply pesticides
What does FBDO stand for? This occurs when 2 or more cases of a similar illness result from ingestion of a common food?
Foodborne disease outbreak
What is the top causative agent of foodborne disease?
norovirus (58%)
Salmonella (11%)
Clostridium perfringens (10%)
T/F: Unintentional injuries result in more than 5 million deaths per year.
True
What organization was established in 1992 by the CDC with the mission to prevent injuries and violence and to reduce their consequences?
The National Center for Injury Prevention and Control (NCIPC)
What is the primary federal organization for violence prevention in the US?
The National Center for Injury Prevention and Control (NCIPC)
What is the term for deliberately inflicted harm aka violence?
intentional injuries
What is the term for unplanned injuries sustained, which is a leading cause of death among persons under 44 years of age?
unintentional injuries
T/F: Intentional injuries aka violence account for 1/3 of all injuries.
True
What are the top 3 causes for death of people between the ages of 15 and 34?
unintentional injuries (#1)
Homicide (#2)
Suicide (#3)
What are the top 3 causes of unintentional injury fatalities?
traffic crashes, poisoning, and falls
T/F: 40% of all traffic-crash deaths are the result of alcohol impairment.
True
While new drivers and age-impaired older drivers are at greater risk of traffic crashes, what age group is at the highest risk?
16-19 year old group (teens are 4x more likely to cause a crash)
T/F: Being male, having teen passengers, and a new license increases risk even more for a traffic crash.
true
What is the must common cause of death by poisoning?
drugs
What is the leading cause of death among older people?
falling
T/F: More than 1/3 of adults 65 and older fall each year in the US.
True
