Exam 17: Environmental Hazards and Human Health

Tuberculosis is caused by

A nontransmissible disease is caused by something other than a living organism.

Specialized cells, tissues, and organs that secrete hormones are part of the

A transmissible disease is not likely to be caused by a

In the human body hormones operate at very low levels controlling sexual reproduction, growth, development, learning ability, and behavior.

A ____________________ is an infectious disease that can be transmitted from one person to another.

Malaria is spread by

More than 100 studies have found a number of adverse effects from exposure to very low levels of BPA, including all of the following, except

Diseases that have been absent in human populations for 20 or more years and then reappear, are called emergent diseases.

A widely used estrogen mimic is __________, a chemical building block in certain hardened plastics.

Some chemicals released to the environment are hormone disrupters and are probably responsible for lower sperm counts in human males.

The term that is given to the damage that occurs from exposure to a chemical or other agent is

Which statement is true?

____________________ is a measure of the harmfulness of a substance - its ability to cause injury, illness, or death to a living organism.

The overuse of ____________________ can cause bacteria to develop genetic resistance.

____________________involves deciding whether or how to reduce a particular risk to a certain level and at what cost.

An immediate allergic reaction to a bee sting would be a(n) ____________________ to a toxin.

How much of the American population is either overweight or obese?

____________________ has reduced the life expectancy of the 750 million people living in sub-Saharan Africa from 62 to 47 years.

Over the course of human history, malarial protozoa probably have killed more people than all the wars ever fought.