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Chapter 34. Occupational Toxicology

Which of the following is NOT a modifying factor that can influence the likelihood of disease?

a. age.

b. dose.

c. nutritional status.

d. gender.

e. genetic susceptibility.

Which of the following is LEAST likely to increase occupational inhalation of a chemical?

a. increased airborne concentration.

b. increased respiratory rate.

c. increased tidal volume.

d. increased particle size.

e. increased length of exposure.

Which would increase the likelihood of toxic dosage through dermal exposure?

a. no preexisting skin disease.

b. toxic exposure to thick skin.

c. increased percutaneous absorption rate.

d. low surface area of exposure.

e. high epidermal intercellular junction integrity.

Prolonged arsenic exposure could cause:

a. infertility.

b. cirrhosis.

c. cor pulmonale.

d. skin cancer.

e. nephropathy.

Which of the following lung diseases has the highest occupational death rate?

a. asbestosis.

b. coal workers’ pneumoconiosis.

c. byssinosis.

d. hypersensitivity pneumonitis.

e. silicosis.

Lyme disease is caused by which of the following?

a. B. burgdorferi.

b. H. capsulatum.

c. M. tuberculosis.

d. L. pneumophila.

e. C. psittaci.

Asbestos exposure is unlikely to cause:

a. lung cancer.

b. GI cancer.

c. emphysema.

d. pulmonary fibrosis.

e. mesothelioma.

Exposure to which of the following can cause autoimmune disease?

a. mercury.

b. nitrogen dioxide.

c. vinyl chloride.


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