Environmental Health Ch 1-4&6

Personalized medicine has advanced rapidly over the past several decades. a. True b. False pg. 51

b. False

The sequencing of the human genome in 2001, in itself, provided many answers about the genetic basis of disease a. True b. False pg 182

b. False

Exposure assessment is concerned with quantifying exposure in in both occupational and environmental settings. A. True B. False pg. 121

A. True

The ecosystem that consists of all the Earth's living organisms interacting with the physical environment is called the: A. Troposphere B. Biosphere C. Biome D. Domesticated ecosystem Pg7-8

B. Biosphere

All of the following except one are examples of types of observational Epidemiological studies? A. Cross-Sectional B. Clinical Trial C Cohort D. Case Control Page 82

B. Clinical Trial

The ecological definition of a "group of interbreeding individuals in a particular locality is: a. A metapopulation b. A niche c. A population d. A community pg. 32

C. A population

Which of the following is NOT a type of control that is implemented by industrial hygienist? a. substitution b. ventilation c. evaluation d. personal protective equipment pg. 119-120

C. evaluation

What is the correct sequence of increasing order of size and scope of ecology (smallest to largest)? A. Forest< Ecosystems<Biomes<Biosphere B. Biomes< Forest< Ecosystems<Biosphere C. Forest<Biomes<Biosphere<Ecosystems D. Forest<Biomes<Ecosystems<Biosphere Slide 53, lecture 1

D.Forest<Biomes<Ecosystems<Biosphere

The Environmental Protection Agency is responsible for establishing chemical reference doses. a. True b. False pg 74

a. True

Toxicology considers all substances to be potentially toxic a. True b. False pg 80/84

a. True

Conducting a cross-sectional study is an effective way to test a temporal relationship between an exposure and a disease. a. True b. False pg 83

b. False

Which of the following types of studied is considered to be the most rigorous? a. Descriptive studies b. Randomized clinical trials c. Correlational studies d. Ecological studies pg.82

b. Randomized clinical traits

Which type of a dose-response curve is indicative of hormesis? a. L-shaped b. none c. U-shaped d. V-shaped pg.74

c. U-shaped

Which of these is not an example of a persistent organic pollutant (POP)? a. DDT b. PCBs c. Dioxins d. malathion pg.23

d. malathion