The duration of the permissible exposure limit is _____.
a 1 hour per day, up to a maximum of 5 hours per week.
b. 8 hours per day, up to a maximum of 4o hours per week.
c. 1 hour
d. 15 minutes
Answer: b. 8 hours per day, up to a maximum of 4o hours per week.
Health Professions
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Which of the following are causes of metabolic acidosis?
I. Diabetic ketoacidosis II. Salicylate intoxication III. Severe diarrhea IV. Renal failure a. I and III only c. I, II and III only b. I, II, III, and IV d. II and III only
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Plasma is about ________ percent of the composition of blood and carries cellular elements and other substances.
A. 25 B. 35 C. 45 D. 55
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