Question 1

During the mid-1900s, the spread of malaria decreased sharply as a result of all of the following, except

Accepted Answer

A) draining swamplands 
B) draining marshes 
C) spraying breeding areas with DDT and other pesticides 
D) using drugs to kill the parasites in the bloodstream 
E) a new vaccine

Question 2

All of the following are considered to be cultural hazards, except

Accepted Answer

A) working conditions 
B) drought 
C) unsafe highways 
D) poverty 
E) criminal assault

Question 3

A person experiencing dizziness after using a strong household cleaner is showing

Accepted Answer

A) a chronic effect 
B) a subchronic effect 
C) an acute effect 
D) a subacute effect 
E) superacute exposure

Question 4

____ relates to the increase in the amount of a potentially toxic substance as it passes through food chains and webs.

Accepted Answer

A) Toxicity 
B) Biological magnification 
C) Persistence 
D) Response 
E) Dose

Question 5

Teratogens are chemicals that cause cancer.

Accepted Answer

A) True 
 B)False

Question 6

In terms of the number of premature deaths per year and reduced life span, the greatest risk, by far, is malaria.

Accepted Answer

A) True 
 B)False

Question 7

A person experiencing liver damage after a lifetime of alcohol abuse is showing

Accepted Answer

A) a chronic effect 
B) a subchronic effect 
C) an acute effect 
D) a subacute effect 
E) superacute exposure

Question 8

All chemicals in commercial use were screened for toxicity before they were deemed acceptable for use.

Accepted Answer

A) True 
 B)False

Question 9

Use the Figure above to answer the following question(s).
-Is your life expectancy shorted more by driving or by drug abuse?

Accepted Answer

The answer of  
Use the Figure above to answer...

Question 10

AIDS is a pandemic.

Accepted Answer

A) True 
 B)False

Question 11

A 2003 study by the Centers for Disease Control and Prevention indicated what percentage of Americans over the age of 6 had trace BPA levels in their urine above EPA thresholds.

Accepted Answer

A) 100% 
B) 93% 
C) 67% 
D) 50% 
E) 35%

Question 12

A study published in 2007 by the Centers for Disease Control and Prevention indicated that 93% of humans over 6 years of age had trace levels of BPA in their urine that exceeded the current threshold level set by EPA.

Accepted Answer

A) True 
 B)False

Question 13

The system responsible for defense against disease and harmful substances is the

Accepted Answer

A) circulatory system 
B) endocrine system 
C) immune system 
D) excretory system 
E) skeletal system

Question 14

The ability of a substance to cause injury, illness, or death to a living system, is

Accepted Answer

A) toxicity 
B) biomagnification 
C) persistent 
D) response 
E) dose

Question 15

A bacterium known as _______________ or MRSA has become resistant to most common antibiotics.

Accepted Answer

The answer of A bacterium known as _______________ or MRSA...

Question 16

Use the Figure above to answer the following question(s).
-If the leaders of the world wanted to have the greatest impact on the number of deaths per year, what cause should they address first?

Accepted Answer

The answer of  
Use the Figure above to answer...

Question 17

Of the 100,000 registered synthetic chemicals in commercial use, only ____ have been adequately tested to determine whether they are carcinogens, teratogens, or mutagens.

Accepted Answer

A) 2% 
B) 4%. 
C) 10% 
D) 12% 
E) 15%

Question 18

Estimating human exposure to chemicals and their effects is very difficult because of the many variables involved.

Accepted Answer

A) True 
 B)False

Question 19

Which of the following is not one of the factors that cause people to see a technology or product as being more or less risky than experts judge it to be?

Accepted Answer

A) fear caused by overestimating the risk 
B) degree to which we have personal control over the risk 
C) degree to which a risk is catastrophic rather than chronic 
D) degree to which the risky item gives instant gratification 
E) degree to which the risk is caused by the government

Question 20

The effects of neurotoxins can result in all of the following, except

Accepted Answer

A) behavioral changes 
B) learning disabilities 
C) hair loss 
D) attention deficit disorder 
E) death

Exam 17: Environmental Hazards and Human Health

During the mid-1900s, the spread of malaria decreased sharply as a result of all of the following, except

All of the following are considered to be cultural hazards, except

A person experiencing dizziness after using a strong household cleaner is showing

____ relates to the increase in the amount of a potentially toxic substance as it passes through food chains and webs.

Teratogens are chemicals that cause cancer.

In terms of the number of premature deaths per year and reduced life span, the greatest risk, by far, is malaria.

A person experiencing liver damage after a lifetime of alcohol abuse is showing

All chemicals in commercial use were screened for toxicity before they were deemed acceptable for use.

Use the Figure above to answer the following question(s). -Is your life expectancy shorted more by driving or by drug abuse?

AIDS is a pandemic.

A 2003 study by the Centers for Disease Control and Prevention indicated what percentage of Americans over the age of 6 had trace BPA levels in their urine above EPA thresholds.

A study published in 2007 by the Centers for Disease Control and Prevention indicated that 93% of humans over 6 years of age had trace levels of BPA in their urine that exceeded the current threshold level set by EPA.

The system responsible for defense against disease and harmful substances is the

The ability of a substance to cause injury, illness, or death to a living system, is

A bacterium known as _______________ or MRSA has become resistant to most common antibiotics.

Use the Figure above to answer the following question(s). -If the leaders of the world wanted to have the greatest impact on the number of deaths per year, what cause should they address first?

Of the 100,000 registered synthetic chemicals in commercial use, only ____ have been adequately tested to determine whether they are carcinogens, teratogens, or mutagens.

Estimating human exposure to chemicals and their effects is very difficult because of the many variables involved.

Which of the following is not one of the factors that cause people to see a technology or product as being more or less risky than experts judge it to be?

The effects of neurotoxins can result in all of the following, except