REHS KENTUCKY STUDY GUIDE NEWEST ACTUAL

REHS KENTUCKY STUDY GUIDE NEWEST ACTUAL /

QUESTIONS AND VERIFIED CORRECT ANSWERS GRADED A

Epidemic/Outbreak ----Answers---The occurrence in a community or region of cases of an illnesses in excess of what would be expected during the same time period

Pathogen ----Answers---An infectious agent capable of causing disease

Teratogen ----Answers---An agent (radiation, virus, drug, and chemical) that acts during pregnancy to produce a physical or functional defect in the developing offsprin

Prevalence ----Answers---The proportion of persons in a population who have a particular diseases of attribute at a specified point in time or over a specified period of time

Chronic Disease ----Answers---A disease that is lasting longer than 3 months or more

Acute Disease ----Answers---A disease that is characterized by a relatively sudden onset of symptoms that are usually severe

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The world population is growing by what rate? ----Answers--- 1.13 percent

The world population is increasing by what each year? ---- Answers---83 million

What is the major cause of death from infancy to 55 years of age ----Answers---Accidents

The best way to eliminate the danger of a plumbing backflow is to terminate the water inlet or faucet a distance above the flood-level rim of the fixture. This distance, referred to as the ________ ________, is one inch for a _____ inch or smaller diameter faucet or inlet pipe and two inches for a _____ inch diameter pipe? ----Answers---Air gap that is one inch for a 0.5 inch or a smaller diametter faucet of inlet pipe and two inches for a 1 inch diameter pipe

Good indoor air quality practices dictates at least what percent of re-circulated air should be clean air? ----Answers---1/3- 33 percent

Photocopying machines emit what? ----Answers---Ozone

The U.S National Ambient Air Quality Standards guidelines set the limits of carbon monoxide exposure at what for 8 hours and 1 hour? ----Answers---9 ppm for 8 hours and 35 ppm for

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What is radon? ----Answers---A colorless, odorless gas that is released by radium from uranium in most soils and rocks

What does radon emit? ----Answers---Alpha particles

What is the level of radon in which the EPA states to take action ----Answers---4 pCi/L

What are the daughter products of radon? ----Answers--- Polonium, lead, and bismuth

Where would you place a radon detector in a school? ---- Answers---Ground level classroom or basement classroom

How many steps are there for keeping a healthy home? ---- Answers---7

How far above the roof pitch does the chimney need to be? --- -Answers---2 feet above the pitch of roof to prevent downdraft. The 2 foot, 10 foot 3 foot rule indicates that the chimney must be at least 2 feet taller than any structure within 10 feet of it

What is the most common bedbug? ----Answers---Cimex lectularius

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What are the prevailing winds? ----Answers---The direction from which the blows

What is the Clean Air Act of 1970? ----Answers---It is the comprehensive federal law that regulates air emissions from stationary and mobile sources. The law authorizes the EPA to establish (NAAQS) to protect health and public welfare and to regulate emissions of hazardous air pollutants.

What are the critical air pollutants? ----Answers---Carbon monoxide, lead, nitrogen dioxide, ozone, sulfur dioxide and particulate matter

What is mesothelioma? ----Answers---An aggressive and deadly cancer. It can take 20 to 40 years or more for mesothelioma to develop after asbestos exposure

What is the a problem associated with vacuum cleaners in a hospital? ----Answers---They release particulates in the air

What is silicosis? ----Answers---

What is the formaldehyde indoor air exposure guideline? ---- Answers---0.1 ppm

What level can formaldehyde causes symptoms? ---- Answers---1.0-5.0 ppm

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