You have arrived on the scene of an assault in which several people have been injured. You are directed to assist another crew with a patient who has been shot once. As you approach, you are told that the patient is breathing erratically and ineffectively. You observe the patient being ventilated with a bag-valve mask while another EMT maintains her airway with the jaw-thrust maneuver. Based on
your observation, where might you expect that this patient was shot?
A) Head
B) Lower abdomen
C) Leg
D) Pelvis
A
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Your diabetic patient asks you why he "passes out" when his blood sugar gets too low. Which of the following responses is most accurate?
A) "When the blood sugar is low, the brain does not get enough oxygen." B) "Brain cells need a constant supply of glucose, or sugar, to function. Without sugar the brain cells cannot work to maintain consciousness." C) "When the blood sugar is low, the blood vessels relax and the blood pressure drops, causing you to faint." D) "The cells of the heart can only use glucose, or sugar, for energy. Without sugar the heart cannot effectively pump blood to the brain."
The energy required to change a liquid to a vapor is termed what?
A) Latent heat of vaporization B) Latent heat of fusion C) Latent heat of sublimation D) Heat of combustion