West Coast Emt Block 2 Latest Exam 300 Questions With 1 Correct And Verified Answers With Rationales. Graded A+.

What is an acute myocardial infarction (AMI)? - ANSWERA heart attack; death of heart muscle following abstruction of blood flow to it Why is it important that no one is touching the patient while an AED is analyzing? How about defibrillating? - ANSWERmay deliver false shock A medication that blocks receptor sites to prevent other chemicals from attaching to them are considered to have what type properties? - ANSWERantagonist what is glucose? - ANSWERsugar List three effects of epinephrine? - ANSWERA) dilates passages in the lungs B)increases heart rate C) increases bp Most patients are instructed by their physician to take up to _______ doses of nitroglycerin before calling EMS. - ANSWER3 Why should a patient having cardiac chest pain take an aspirin? - ANSWERBecause it's an analgesic and reduces pain List 5 signs/symptoms of a patient with left-sded congestive heart failure? - ANSWER• Cough (produces frothy or blood-tinged mucus) • Decreased urine production • Difficulty lying down; need to sleep with the head elevated to avoid shortness of breath • Fatigue, weakness, faintness • Irregular or rapid pulse Why does the AV node in the heart slow the electrical impulse coming from the SA node? - ANSWERTo allow blood time to pass from the atria to the ventricles 14 What makes a person with a normal respiratory drive breathe faster and deeper? - ANSWERThe sympathetic nervous system 14 What should you focus on when performing a secondary assessment on a conscious patient with non-traumatic abdominal pain and stable vital signs? - ANSWERFocus on chief complaint 12 Why are MDI reliable for administering inhaled medication? - ANSWERBecause it breaks down Liquids or solids into small enough droplets or particles that can be inhaled. Why do ask about erectile dysfunction medications prior to treating a cardiac chest pain patient with medications? - ANSWERCan be fatal What is dyspnea? - ANSWERshortness of breath What condition occurs with a tuberculosis patient that poses the greatest risk for transmitting the disease? - ANSWERcough Why can the chief complaint be more help when assessing a medical patients than your general impression? - ANSWER Can you adjust the amount of medication an epinephrine auto-injector gives? - ANSWER Which cardiac rhythm often causes sudden death following AMI? - ANSWERventricular fibrillation In a dissecting aortic aneurysm what is happening to the artery? - ANSWERInner layer is separating, allowing blood at high pressures to flow between the layers In reference to cardiac cells what is automaticity? - ANSWERThe ability of cardiac muscle cells to contract without stimulation from the nervous system What time limit are we worried about with Viagra prior to giving the patient nitroglycerin? - ANSWER24 hours You and your partner arrive at the scene of a middle-aged man who collapsed about 5 minutes ago. He is unresponsive, apneic, and pulseless. What should be your next action? - ANSWERcpr and aed What is the function of the sympathetic nervous system, How about the parasympathetic nervous system? - ANSWERSympathetic- makes adjusments to the body to allow for physical activity Parasympathetic- relaxation What is angina pectoris and what causes it? - ANSWERThe pain felt from not getting enough o2; caused by myocardial ischemia Why does a patient with atherosclerotic heart disease experience chest pain during exertion? - ANSWERBcause blood vessels are unable to dilate and contract What does contraindicated mean when referring to a medication? - ANSWERConditions that make a particular medication or treatment inappropriate A 60-year-old male presents with acute respiratory distress. He is conscious and alert, has pink and dry skin, and has respirations of 24 breaths/min with adequate depth. What treatment and action do you carry out now? - ANSWERoxygen via nonrebreathing mask and a focused secondary assessment