REHS Study guides, Class notes & Summaries

How is "giardiasis" usually transmitted to others? - Person-to-person transfer of cysts from the feces of the infected individual What is the most common cause of bacterial meningitis in children under 5 years of age? - Haemophilus influenzae What is an epidemic? - The occurrence in a community or region of cases of an illness clearly in excess of expectancy Which of the following duties of state and local health agencies is intended to ensure that the public's health and welfare a...

Biochemical Oxygen Demand (BOD) - correct answer The difference between the initial dissolved O2 in a water sample and dissolved O2 in a duplicate sample after a stated period of time (usually 5 days). Best single measure of wastewater or polluted water. Chemical Oxygen Demand (COD) - correct answer A measure of the amount of O2 chemically consumed by the oxidation of organic and oxidizable inorganic materials in a water sample. Good for measuring industrial wastes. Domestic Sewage - corre...

Tapeworm infection is probably due to: - correct answer echinococcus most outdoor air emissions are derived from - correct answer transportation indoor air quality depends on - correct answer sources of air pollution in the building, sources of pollution outside the building, and the exchange of air between the inside and outside the total amount of oxygen demand in a sample (in mg/L) as measured by a specific strong chemical oxidation procedure is called the: - correct answer COD a ...

What is an emetic? Describe a few examples observed in Environmental Health. - correct 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? - correct answer 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? - correct answer Housing and U...

1. A factor or agent which increases the risk of cancer is known as a a. teratogen b. mutagen c. carcinogen d. fomite - correct answer carcinogen 2. The four major causes of death among all age groups of Americans include all of the following except. a. homicide b. accidents c. malignant neoplasms d. heart disease - correct answer homicide 3. In recent years, the largest number of rabies cases were associated with a. skunks b. bats c. dogs d. raccons. - correct a...

Which is NOT one of the core functions of Environmental Public Health? a. assurance b. coordination c. assessment d. policy development - correct answer b. coordination Monitoring environmental and health status to identify and solve community environmental health problems is one of the: a. Core Competencies of Environmental Public Health b. Ten Essential Services of Environmental Public Health c. Revitalization Strategies of Environmental Public Health d. None of the above - correct ...

What is the depth at which flies can emerge from a landfill? - correct answer 6 inches compacted and 5 inches noncompacted Why is the use of cooper sulfate crystals recommended for some septic tanks systems - correct answer It will destroy roots that the solutions comes in contact with What is the overall purpose of bar screens, comminutors, and grit chambers when it comes to wastewater treatment? - correct answer It removes larger solid What is the most plentiful form of available wate...

What is the most common cause of bacterial meningitis in children under five years of age? a) Neisseria meningitides b) Group B Streptococci c) Streptococcus pneumoniae d) Haemophilus influenzae type B - correct answer d) Haemophilus influenzae type B How is "giardiasis" usually transmitted to others? a) Person-to-person transfer of cysts from the feces of the infected individual b) Drinking unfiltered water from streams and lakes c) Drinking unboiled water from streams and lakes d)...

QUESTIONS AND ANSWERS

QUESTIONS AND ANSWERS