Environmental Health: Local To Global: Module 1 Quiz

Question 1

1. In environmental health, the term toxin refers to a toxic substance that _______________.

1 points

Question 2

1. In toxicity testing in rodents, the LD50 is a dose that is _______________.

1 points

Question 3

1. Which of the following is not characteristic of a health impact assessment?

1 points

Question 4

1. An exposure pathway connects _______________ to _______________.

1 points

Question 5

1. The three major routes of human exposure to environmental contaminants are _______________.

1 points

Question 6

1. The phrase contact with the human envelope is a common definition of _______________.

1 points

Question 7

1. The quantity of a toxicant (or its breakdown product) that is available to interact with some vulnerable tissue in the body is called the _______________.

1 points

Question 8

1. The body burden of a chemical in the body reflects the net effect of _______________.

1 points

Question 9

1. Bioaccumulation is the _______________.

1 points

Question 10

1. Which of the following is an example of a biomarker?

1 points

Question 11

1. The Ames test is a test of a chemical’s _______________.

1 points

Question 12

1. Exposure modeling is used to estimate the _______________.

1 points

Question 13

1. Conceptually, a reference dose is a dose that has no adverse effects in _______________.

1 points

Question 14

1. Which of the following is one of the major processes which together make up toxicokinetics?

1 points

Question 15

1. In doing a risk assessment for a chemical, the usual assumption is that _______________.

1 points

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