West Coast EMT Block 2 Exam with Questions and Verified Answers

West Coast EMT Block 2 Exam with Questions and Verified Answers Most AEDs are set up to adjust the voltage based on the impedance, which is the: Select one: A. distance between the two AED pads on the chest. B. direction that the electrical flow takes in the body. C. actual amount of energy that the AED will deliver. D. resistance of the body to the flow of electricity. ANSWER D. resistance of the body to the flow of electricity. Nitroglycerin is contraindicated in patients: Select one: A. who have taken up to two doses. B. who have experienced a head injury. C. with a systolic blood pressure less than 120 mm Hg. D. with a history of an ischemic stroke. ANSWER B. who have experienced a head injury. Prior to attaching the AED to a cardiac arrest patient, the EMT should: Select one: A. assess for a pulse for 20 seconds. B. contact medical control. C. dry the chest if it is wet. D. perform CPR for 30 seconds. ANSWER Prior to attaching the AED to a cardiac arrest patient, the EMT should: