Chapter 11. Toxicology and Exposure to Bisphenol A (BPA)

11.1 Toxicology and Exposure to Bisphenol A (BPA)

Introduction:

Bisphenol A (BPA) is a chemical that is used in the manufacture of plastics. It has been brought to the public’s attention due to its prevalence in such items as water bottles, baby bottles, and the linings of food cans. It is known to be an estrogen mimic and human exposure appears to be widespread. In this exercise, we will look at the amount of BPA detected in urine samples in a study conducted by the Centers for Disease Control (CDC).

DATA SETS:

All data come from the Centers for Disease Control, Fourth National Report on Human Exposure to Environmental Chamicals, February 2015.

Studies of BPA in urine of human test subjects indicate nearly universal presence, suggesting that exposure is widespread. In this exercise, we will look at the mean concentrations measured in micrograms/liter. We will begin by examining the data for all the years available (in two-year increments) by age group. To do so, select “BPA Concentration by Age Class” from the drop-down menu.

Question

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Correct!
Incorrect.

Question

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Correct!
Incorrect.

Question

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Correct!
Incorrect.

Question

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Correct!
Incorrect.

Question

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Correct!
Incorrect.

Question

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
Correct!
Partially correct.

Question

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Correct!
Incorrect.

Question

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
Correct!
Incorrect.

Question

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
Correct!
Incorrect.

Question

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
Correct!
Partially correct.
true

Congratulations! You have completed this activity.