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Chapter 34. Occupational Toxicology

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

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a. age.

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b. dose.

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c. nutritional status.

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d. gender.

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e. genetic susceptibility.

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

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a. increased airborne concentration.

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b. increased respiratory rate.

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c. increased tidal volume.

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d. increased particle size.

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e. increased length of exposure.

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

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a. no preexisting skin disease.

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b. toxic exposure to thick skin.

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c. increased percutaneous absorption rate.

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d. low surface area of exposure.

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e. high epidermal intercellular junction integrity.

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Prolonged arsenic exposure could cause:

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a. infertility.

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b. cirrhosis.

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c. cor pulmonale.

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d. skin cancer.

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e. nephropathy.

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

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a. asbestosis.

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b. coal workers’ pneumoconiosis.

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c. byssinosis.

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d. hypersensitivity pneumonitis.

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e. silicosis.

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Lyme disease is caused by which of the following?

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a. B. burgdorferi.

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b. H. capsulatum.

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c. M. tuberculosis.

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d. L. pneumophila.

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e. C. psittaci.

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Asbestos exposure is unlikely to cause:

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a. lung cancer.

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b. GI cancer.

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c. emphysema.

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d. pulmonary fibrosis.

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e. mesothelioma.

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Exposure to which of the following can cause autoimmune disease?

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a. mercury.

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b. nitrogen dioxide.

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c. vinyl chloride.

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