REHS 300 questions & Answers, 100% Accurate, graded A+. Verified.

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REHS 300 questions & Answers, 100% Accurate, graded A+. Verified. What is an emetic? Describe a few examples observed in Environmental Health. - ✔✔-It is a chemical that induces vomiting. In ... E.H. emetics are used in Vector Control for rodent control, Red Squill 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 Mobile Home parks are monitored by what Federal agency? - ✔✔-Housing and Urban Development (HUD) 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) For community-wide noise panning, what is the most important contributor to that noise - ✔✔- automobiles;routes and traffic What types of laws are government protected from liability? - ✔✔-Sovereign immunity What is grout seal? - ✔✔-this is the top space between a bored well and the ground. the seal is usually concrete What waste by-product is generated from sulfur oxide scrubbers? - ✔✔-Sulfuric acid. 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 the atmospheric moisture and forms acid rain. What type of laws do the Health Department enforce? - ✔✔-Administrative (delegated laws) You are asked to inspect and test for pH, conductivity, and heavy metals. What type of inspection are you performing? - ✔✔-A hazardous waste inspection for metal plating facility In most cities, nitrogen oxide (NOX) is what source of pollution? - ✔✔-Automobile exhaust Search and inspection warrants are similar except? - ✔✔-with search warrants, the search requirements are specific to a violation condition 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 Who developed the Model Food Code? - ✔✔-The Food Drug Administration (FDA) What law establishes the Environmental Impact Statement? - ✔✔-The National Environmental Policy Act (NEPA) What is the average holding time for septic tanks? - ✔✔-24 hours What is does it mean where they refer to "CRADLE to GRAVE" - ✔✔-Whoever produces the hazardous material, they are responsible for the chemical from the time they created (CRADLE) to it's final disposal (GRAVE) Murine typhus (endemic typhus) is commonly spread by - ✔✔-Infected rat flea Xenopsylla cheopis defecates the wound With most anaphylactic shock victims, if prompt medical assistance is not administered, death can usually result from? - ✔✔-They stop breathing Does the level of TOTAL DISSOLVED SOLIDS in water affect chlorine disinfection? If it is why? - ✔✔-NO For hot water sanitizing what are the MINIMUM temperatures required in CURFFLaW and the Model Food Code? - ✔✔-CURFFLaw is 180 degrees F for 30 sec The Model Food Code is 171 degrees F for 30 sec Describe what types of chlorinate hydrocarbon pesticides are and why they are banned from use in U.S.A? - ✔✔-DDT, Chlordane, Linda are examples. They are very persistent in the environment (does not biodegrade easily or quickly and affects the reproductive cycles of many wildlife. FEMA responsibilities - ✔✔--make resources available to State or Local Emergency Response Efforts -Goal is to lessen the impact of all types of Emergencies, before they occur and during -Provide Direct Assistance -Provide Professional and Technical Personnel -Handle Requests for Federal Assistance or Assistance from other states What is FEMA? - ✔✔-Federal Emergency Management Agency directs various federal agencies that deal with disasters relating to public health and environmental health such as Environmental Protection Agency (EPA) and Department of Health and Human Services (DHHS) 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. What are the components that integrate ICS system together to control personnel, 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 Lag phase - ✔✔-bacteria is being transferred from one medium to another or the organism present are in a slow growth mode due to cold or hot temperatures Log phase - ✔✔-binary fusion, exponential division Stationary phase - ✔✔-the amount of live bacteria is equal to dead bacteria. Its running out of food or just too many organisms. Some organisms start to die off from their own toxins Decline phase - ✔✔-the amount of dead bacteria is great than live bacteria. A steady decline or die off due to lack of food, toxins, moisture. Chemical intoxication - ✔✔-result from toxic chemical entering the food processing chain and being consumed in quantities that will result in sickness Which incineration system is the most widely used in the USA? Briefly explain the batch process. - ✔✔-- Smoke incineration system is the most used widely in the USA -A batch process means large batches are place within the incinerator and burned. The cycle must be completed before a new batch of waste is burned. This is an intermittent method, but high temperature must be maintained to prevent smoke (1500 degrees F-1700 degrees F) Why is methane and landfills important? Define the different states of a landfill. - ✔✔-Methane gas can be converted to electricity for power Aerobic state is between 4-60 days Anaerobic state is after 60 days Substandard Housing - ✔✔-refers to any building that has a condition that endanger the life, limb, health, property, safety, or welfare of the public or the occupants Slum - ✔✔-is an area where substandard housing predominates and overcrowding exists What are the rules for inspecting substandard and slum housing? - ✔✔-the housing inspection should be conducted in a quick and systematic way. The inspector should be able to quickly inspect each area of the apartment unit, note the violations and proc [Show More]

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