Black powder consists of
a. an intimate mixture of charcoal, sulfur, and either potassium nitrate or sodium nitrate.
b. a mixture of charcoal, sulfur, and potassium nitrate.
c. nitroglycerin.
d. dynamite.
B
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Family directs you to a bedroom where a 62-year-old male is in respiratory distress. During the scene size-up, which of the following most strongly suggests that the patient suffers from a chronic respiratory disease?
A) Furnace turned on high with humidifier running B) Bottles of aspirin and nitroglycerin on nightstand C) Patient in chair in tripod position D) Smell of cigarettes in house
Which of the following statements regarding loose-fill material used for insulation is MOST accurate?
A) Loose wool insulation is treated with water-soluble salts to reduce combustibility. B) Cellulose fiber insulation is noncombustible. C) Fire in shredded wood insulation treated to reduce combustibility will burn in a slow, smoldering manner. D) It is not necessary to open walls insulated with noncombustible insulation when fighting fires in a wood-frame building.
Which of the following terms means blood pressure?
A. Arterial pressure B. Venous pressure C. Capillary pressure D. Total circulatory pressure
In percent markup, the cost of ingredients is added to the cost of ingredients multiplied by the desired percentage of markup [cost of ingredients + (cost of ingredients ยด % of markup)]. What would the prescription price be in the following situation? A package of a certain drug costs $5.00. The pharmacist applies a 40% markup on cost.
A. $5.40 B. $6.40 C. $7.00 D. $7.40