The bypass valve of the SCBA unit regulator is usually colored ____ and is used for emergency operation.

A. blue
B. red
C. yellow
D. black


Answer: B

Health Professions

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An alert and oriented 22-year-old male has fallen off a tractor and is complaining of pain to his right leg. As you quickly scan the patient, you note deformity to the tibia-fibula area of the lower extremity. After conducting the primary assessment and manually stabilizing the leg, what action should the EMT take?

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Which two of the following are ways to enhance the process of evaporation? 1. Decrease the temperature of the liquid 2. Increase the temperature of the liquid 3. Decrease atmospheric pressure 4. Increase atmospheric pressure

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When treating cerebral edema it is important to know that a high PaCO2 causes

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