You are working with a new group of ski patrollers and instructing them on sit-skis. Which of the following statements about sit-skis is correct?
a. "Because of the weight of a sit-ski, you do not have to worry that it will fall off a lift."
b. "You cannot get a sit-ski down in a lift evacuation; you need to evacuate just the skier."
c. "To turn a sit-ski, the skier moves his head, shoulders, or outriggers."
d. "You do not need to lift a sit-ski to get it on a chair lift."
Answer: c
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Bronchial hygiene therapy for patients with Duchenne muscular dystrophy or spinal muscular at-rophy is most appropriate with which of the following?
a. Intermittent positive-pressure breathing b. Incentive spirometry c. Mechanical insufflation-exsufflation d. Positive expiratory pressure
Drugs are metabolized by the liver:
A) before entering the bloodstream. B) never. C) after entering the bloodstream. D) both A and B.