The most common method used to extinguish fires is ____.
A. breaking the self-sustaining chemical reaction
B. excluding oxygen from the fire
C. removing the fuel (or allowing the fuel to be consumed)
D. cooling the burning material
Answer: D
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If the steering wheel must be displaced during extrication and the air bag has not deployed, which of the following actions is recommended by air bag manufacturers?
A) Disconnect the battery cables. B) Firmly strike the hub of the steering wheel with a mallet to deactivate the air bag before displacing the steering wheel. C) Secure a long backboard across the steering wheel to deflect the air bag from the patient should it deploy. D) No action is required; only frontal impact will deploy air bags.
What is the most common cause of pleural effusion that occurs due to lymphatic obstruction within the mediastinum?
a. Cancer that has metastasized to the medi-astinum b. Hepatic hydrothorax c. Malignant pleural effusion d. Tuberculous pleurisy
How could information and communication technologies possibly support health behavior?
a. By providing the right information, at the right moment, to the right person (e.g. prevention of Lyme disease via mobile app) b. By proposing cost-reducing measures to increase personal efficiency in health c. By providing tools to facilitate self-protection and social health education (e.g. prevention of sexually transmitted diseases) d. By combining conventional and new media for healthy living and well-being
A client with chronic obstructive pulmonary disease (COPD) is being evaluated for a lung transplant. The nurse performs the initial physical assessment. Which signs and symptoms should the nurse expect to find?
a) Decreased respiratory rate b) Dyspnea on exertion c) Barrel chest d) Shortened expiratory phase e) Clubbed fingers and toes f) Fever