Several attempts to adequately open a trauma patient's airway with the jaw-thrust maneuver have been unsuccessful. You should:
A. try opening the airway by lifting up on the chin.
B. carefully perform the head tilt-chin lift maneuver.
C. tilt the head back while lifting up on the patient's neck.
D. suction the airway and reattempt the jaw-thrust maneuver.
Answer: B. carefully perform the head tilt-chin lift maneuver.
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Which of the following statements about removing large victims is most accurate?
A. Large victims can be cradled across the rescuer's arms. B. Large victims are lowered by two rescuers on ladders placed side by side. C. Large victims are lowered by two rescuers on the same ladder, one above the victim and one below. D. Large victims typically do not require more personnel or equipment than other victims.
Which BEST describes the Rankine temperature scale?
A) The measurement of heat energy B) A measurement of temperature used most commonly in the United States where 32 degrees is the freezing point of water C) A scale using absolute zero, where water freezes at 273.15 degrees and boils at 373.13 degrees D) A temperature measurement scale where all molecular movement ceases at zero degrees and water freezes at 491.67 degrees