REHS /NEHA RS/REHS /REHS NEHA/CA REHS Exams Package Deal Full Solutions Pack

Prospective study - ANSWER-Study that follows a group of people over time and watches for outcomes Retrospective study - ANSWER-Study that looks at past exposure events or protection factors in relation to an already determined outcome. Case-Control study - ANSWER-Start with an outcome and go ...

Which of the following organisms are most resistant to unfavorable environmental conditions and indicate past of possibly intermittent pollution? a. fecal streptococci b. eschericha coli c. aerobacter aerogenes d. clostridium sporulates - ANSWER-clostridium sporulates The presence of which ...

The Inverse Square Law is commonly used in which environmental health program areas to calculate the intensity or strength of a substance at a specified distance from the point source? a. radiation, lighting, and noise b. noise, air emissions, and radiation c. radiation, fluoridation in water...

Colorado Tick Fever - ANSWER-Reservoir(s): squirrels, chipmunks and wood rats Mode of Transmission: Infected wood tick (Dermacentor andersoni) bites a person Symptoms: Fever (reoccurs and lasts for 2-3 days); can be dengue-like Incubation Period: 4-5 days (roughly 1 week) Control: Keep tick popu...

Acute Infection - ANSWER-Classification of infection where symptoms appear rapidly, but generally disappear within a few days. Antiseptic solution - ANSWER-A liquid or semi-liquid substance that is approved by the federal FDA to destroy or reduce the number of disease-causing microorganisms prese...

When conducting a food inspection, you want to look for ___________________ first - ANSWER-foodborne illness factors first Define Good Retail Practice (GRP) - ANSWER-housekeeping stuff that is not a foodborne illness factor A thin probe thermometer is used to measure what type of temperature? ...

What is an emetic? Describe a few examples observed in Environmental Health. - ANSWER-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? - ANSWER-The meat products have been processed and inspecte...

Final disposal of sludge may include all of the following except Choose one answer. a. composting b. sanitary landfill c. land application d. vegetable garden dumping - ANSWER-d. vegetable garden dumping A watertight tank designed to slow down the movement of raw sewage and wastes...

time, distance, sheilding - ANSWER-What are the three things that provide protection against radiation? The A-weighted scale is most commonly used. It considers frequency, intensity , and impact level. - ANSWER-What scale is used when measuring noise in a sheet metal shop? Photochemically. Nat...

EH - ANSWER-Environmental Health PIC - ANSWER-Person In Charge AST - ANSWER-Aboveground Storage Tank CAA - ANSWER-Clean Air Act CERCLA - ANSWER-Comprehensive Environmental Response, Compensation, and Liability Act (Superfund) CFR - ANSWER-Code of Federal Regulations CWA - ANSWER-Cl...

Pasteurization Process - ANSWER- Public Health Concerns Regarding Raw Milk - ANSWER- Microbes Associated with Milk and Eggs - ANSWER- Holding Temperatures (pasteurized milk and raw shell eggs) - ANSWER- Raw Milk and Raw Milk Product Handling - ANSWER- Requirements Regarding Bulk Milk ...

Pool Design Basic - ANSWER-Minimum 60% of water recirculation from gutters and skimmers, capacity of skimmers and gutters between 100 to 125% of pump recirculation capacity, indirect water connection to pool water supply lines, deck drains and pool water drained via an air gap to the sewer system, a...

How much of the population is on individual sewage disposal systems? - ANSWER-1/3 of population What is the time limit for wastewater traveling to the waste water facility? Why? - ANSWER-2 days Fresh wastewater is easily treated and highly putrid Septic wastewater requires more treatment, c...