Module 8 exercise

Question 1

You have worked at a chemical facility for 10 years. The facility does not require protective equipment, and you have developed a number of serious health affects in the last 7 years. You are possibly experiencing what type of exposure?
A. Chronic
B. Acute
C. Local
D. Systemic

Answer 1

A. Chronic

Question 2

You are worried about contamination of vegetables grown in contaminated soils.
What type of toxicologist would you contact?
A. Descriptive
B. Environmental
C. Regulatory
D. Food

Answer 2

B

Question 3

You are concerned about risks associated with growing vegetables in soil with high lead and arsenic concentrations. You are speaking of what type of substance?
A. Toxin
B. Toxicant

Answer 3

B. Toxicant

Question 4

The larger the amount of exposure and the greater the dose, the greater the
observed response, or effect.
A. True
B. False

Answer 4

A. True

Question 5

Toxic agents can be classified in terms of their physical state, their effects, and
their source.
A. True
B. False

Answer 5

A

Question 6

The no observed adverse effect level refers to the highest dose of a drug or chemical at which no response is measured.
A. True
B. False

Answer 6

A. True

Question 7

Chronic exposure to arsenic among mine workers is best evaluated using which of
the following specimens?
A. Urine
B. Whole blood
C. Nail cuttings
D. Serum

Answer 7

A. Urine

Question 8

Which of the following is NOT a function of aspirin?
A. Anti-inflammatory
B. Analgesic
C. Antipyretic
D. Anti-psychosis

Answer 8

D. Anti-psychosis