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A 25-year-old man was brought to the emergency department after having been found unconscious in a snow bank. The outdoor temperature at the time he was discovered was −23.3°C (−10°F). His car, which was stalled a short distance away, contained liquor bottles, suggesting that he had been drinking. His temperature on admission was 29.8°C (85.6°F). His heart rate was 40 beats/ minute and his respirations 18 breaths/minute and shallow. His skin was cool, his muscles rigid, and his digits blue.
A. What factors might have contributed to this man’s state of hypothermia? B. Is this man able to engage in physiologic behaviors to control loss of body heat C. Given two methods that are available for taking this man’s temperature (oral or rectal), which would be more accurate? Explain. D. What precautions should be considered when deciding on a method for rewarming this man?