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REHS 300 Questions & Answers
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REHS 300 questions1. What is an emetich Describe a few examples observed in Environmental Health.: It is a
chemical that induces vomiting. In E.H. emetics are used in VectorControl for rodent control,
Red Squill
2. What does USDA stamp on meat signify?: The meat products have been processed and
inspected by the USDA (United State Department of Agriculture)and has passed food quality
inspections
3. Mobile Home parks are monitored by what Federal agency?: Housing andUrban Development
(HUD)
4. What are the specific requirements for an OXIDATION (stabilization) POND?-
: The space (or area), time (up to 60 days) and the depth (3 to 5 feet)
5. For community-wide noise panning, what is the most important contributorto that noise:
automobiles;routes and traffic
6. What types of laws are government protected from liability?: Sovereignimmunity
7. What is grout seal?: this is the top space between a bored well and the ground.the seal is usually
concrete
8. What waste by-product is generated from sulfur oxide scrubbers?: Sulfuricacid. The sulfur oxide
reacts with the water in the scrubber to form acid. This is also an important reaction in the
atmosphere where the sulfur oxides react with theatmospheric moisture and forms acid rain.
9. What type of laws do the Health Department enforce?: Administrative (dele-gated laws)
10. You are asked to inspect and test for pH, conductivity, and heavy metals.What type of
inspection are you performing?: A hazardous waste inspection formetal plating facility
11. In most cities, nitrogen oxide (NOX) is what source of pollution?: Automo-bile exhaust
12. Search and inspection warrants are similar except?: with search warrants,the search
requirements are specific to a violation condition
13. When municipal water treatment facilities add fluoride into their water what is one of the most
important factors in calculating the dose?: the temperature of the water. the colder the water the
more flu0ride it absorbs
14. Who developed the Model Food Code?: The Food Drug Administration (FDA)
15. What law establishes the Environmental Impact Statement?: The National Environmental
Policy Act (NEPA)
16. What is the average holding time for septic tanks?: 24 hours
17. What is does it mean where they refer to "CRADLE to GRAVE": Whoeverproduces the
hazardous material, they are responsible for the chemical from thetime they created (CRADLE)
to it's final disposal (GRAVE)
, REHS 300 questions
18. Murine typhus (endemic typhus) is commonly spread by: Infected rat fleaXenopsylla cheopis
defecates the wound
19. With most anaphylactic shock victims, if prompt medical assistance is notadministered, death
can usually result from?: They stop breathing
20. Does the level of TOTAL DISSOLVED SOLIDS in water affect chlorine dis-infection? If it is
why?: NO
21. For hot water sanitizing what are the MINIMUM temperatures required in CURFFLaW and
the Model Food Code?: CURFFLaw is 180 degrees F for 30 secThe Model Food Code is 171
degrees F for 30 sec
22. Describe what types of chlorinate hydrocarbon pesticides are and why they are banned from use
in U.S.A?: DDT, Chlordane, Linda are examples. Theyare very persistent in the environment (does
not biodegrade easily or quickly and affects the reproductive cycles of many wildlife.
23. FEMA responsibilities: -make resources available to State or Local EmergencyResponse Efforts
-Goal is to lessen the impact of all types of Emergencies, before they occur andduring
-Provide Direct Assistance
-Provide Professional and Technical Personnel
-Handle Requests for Federal Assistance or Assistance from other states
24. What is FEMA?: Federal Emergency Management Agency directs various fed-eral agencies that
deal with disasters relating to public health and environmental health such as Environmental
Protection Agency (EPA) and Department of Healthand Human Services (DHHS)
25. What is the Command Incident System?: Incident command system (ICS)is the statewide
accepted on the scene emergency or disaster response plan
instituted by the police department, fire department, search and rescue operations.and hazardous
materials incidences.
26. What are the components that integrate ICS system together to controlpersonnel,
equipment, and communications.: 1. common terminology 2.modular organization
3. Integrated communication
4. Command Structure
5. Consolidated action plans
6. manageable range of control 7.designated
incident facilities 8.Comprehensive resource
management
27. Lag phase: bacteria is being transferred from one medium to another or theorganism present
are in a slow growth mode due to cold or hot temperatures
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