In which state must fuel be for flaming combustion to occur?
A. Heated
B. Gaseous
C. Oxidized
D. Finely divided
Answer: B. Gaseous
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Documentation is essential for forming the basis of:
A) fire pattern analysis. B) engineering analysis. C) hypothesis formulation. D) all of the above.
A chemical that is capable of being broken down into harmless products by living organisms such as those found in a wastewater treatment facility is considered:
a. environmentally friendly. b. user friendly. c. biodegradable. d. neutral.
A 45-year-old woman calls EMS because of severe chest pain. When you arrive, she advises you that she has taken two of her husband's nitroglycerin tablets without relief. Her BP is 110/60 mm Hg, her pulse is 100 beats/min, her respirations are 16 breaths/min, and her oxygen saturation is 95%. You should:
A) attach the AED, administer 100% oxygen, and contact medical control for advice. B) transport the patient without delay and monitor her blood pressure en route. C) Call medical control and request permission to assist the patient with one more NTG tablet. D) Apply oxygen, assess the patient's blood pressure, and give a third and final NTG tablet.
A mouth-opening width of less than ___ cm indicates a potentially difficult airway.
A) 3 B) 4 C) 5 D) 6