When polymodal pain receptors are activated you feel:
a. Aching pain
b. Sharp pain
c. Freezing pain
d. Burning pain
A
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It is 10:30 pm and you have requested air medical transport for a critically injured patient. When you arrive at the designated landing zone, you should:
A. mark the proposed landing area with road flares. B. survey the area for power lines or other hazards. C. provide the flight crew with a patient status update. D. mark the landing site using personnel with flashlights.
Which of the following values are indicative of acute respiratory failure and the need for venti-latory support?
1. Maximum inspiratory pressure (MIP) = ?38 cm H2O. 2. Vital capacity (VC) = 650 mL for a 70 kg male. 3. Alveolar-to-arterial partial pressure of oxygen [P(A?a)O2] = 150 on 100% oxygen. 4. Maximum expiratory pressure (MEP) = 25 cm H2O. a. 1 and 2 only b. 2 and 4 only c. 1 and 3 only d. 3 and 4 only