Health Care > QUESTIONS & ANSWERS > [ALS - Red Cross] Acute Coronary Syndromes [Pre-Assessment - 2022] (All)

[ALS - Red Cross] Acute Coronary Syndromes [Pre-Assessment - 2022]

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[ALS - Red Cross] Acute Coronary Syndromes [Pre-Assessment - 2022] 1. After screening for potential contraindications, which medications should be administered as initial therapies to the patient w... ith suspected ACS? - ✔✔ 1. Nitroglycerin Aspirin 2. What findings on ECG suggest non-ST-segment elevation ACS (NSTE-ACS)? - ✔✔ 1. ST-segment depression 2. Transient T-wave elevation 3. T-wave inversion 3. Which findings on a 12-lead ECG would be expected in a patient with high-risk non-ST-segment elevation acute coronary syndromes (NSTE-ACS)? - ✔✔ 1. T-wave inversion in two or more contiguous leads 2. ST-segment depression in two or more contiguous leads 4. New ST-segment elevation on a 12-lead ECG suggests __________. - ✔✔Myocardial infarction 5. When auscultating lung sounds in a patient with left ventricular dysfunction, you will hear _______________________. - ✔✔crackles 6. Which descriptions of chest pain would be associated with ACS? - ✔✔ 1. Pain that comes and goes 2. Pain that is unrelieved with changes in position 3. Pain that radiates to one or both arms 4. Pain lasting longer than 3 to 5 minutes 7. Patients with low- to intermediate-risk NSTE-ACS may show which changes on an ECG? - ✔✔ 1. No changes 2. Nondiagnostic T-wave changes 3. Nondiagnostic ST-segment changes 8. Which signs and symptoms can indicate myocardial infarction? - ✔✔ 1. Retrosternal chest pain 2. Loss of consciousness 3. Nausea and vomiting 4. Fatigue and weakness 9. In addition to myocardial infarction, which are life-threatening causes of chest pain? - ✔✔ 1. Ruptured esophagus 2. Aortic dissection 3. Pneumothorax 4. Pulmonary embolism 10. When a patient presents with possible ACS, a 12-or 15-lead ECG should be obtained and interpreted within ______. - ✔✔10 minutes 11. What is the dose of nitroglycerin (sublingual tablet or spray) to be administered to a patient suspected of having an acute coronary syndrome? - ✔✔0.4 mg every 5 minutes 12. Which conditions contribute to the pathophysiology of ACS? - ✔✔ 1. Vasospasm 2. Development of an occlusive intracoronary thrombus 3. Transient platelet aggregation 4. Plaque erosion 13. What is the ideal time frame for performing percutaneous coronary intervention (PCI) in a patient with STEMI? - ✔✔Within 1.5 to 2 hours of the patient's arrival at the facility 14. Advance notification of the receiving facility by prehospital providers can improve outcomes for patients with STEMI. - ✔✔True 15. What diagnostic test is typically obtained at presentation to rule out other causes of acute chest pain and to identify pulmonary congestion? - ✔✔Chest radiography 16. Cardiac troponin levels should be measured at initial presentation and then ___________ hours later. - ✔✔3-6 17. What finding on ECG is diagnostic for ST-segment elevation myocardial infarction (STEMI) in a man 40 years or older? - ✔✔New ST-segment elevation of at least 0.2 mV (≥ 2 mm) at the J point in leads V2 and V3 18. For a patient experiencing STEMI, management focuses on early reperfusion therapy with: - ✔✔1. Percutaneous coronary intervention (PCI). 2. Fibrinolytic therapy. 19. Intravenous nitroglycerin is used to improve pulmonary edema or hypertension. It should be titrated to maintain a systolic blood pressure that is __________% less than the baseline pressure in patients with blood pressure in the normal range. - ✔✔wrong: 15, 5 20. What changes on an ECG suggest ischemia? - ✔✔ 1. ST-segment depression 2. T-wave inversion 21. Which conditions are contraindications to therapy with β-blockers in patients with ACS? - ✔✔ 1. Risk for cardiogenic shock 2. Recent myocardial infarction 3. Low cardiac output 4. Acute heart failure 22. Physical examination findings in patients with ACS may include which conditions? - ✔✔ 1. Crackles 2. Hypotension 3. Pulmonary edema 23. A patient presents to the emergency department with signs and symptoms suggestive of ACS. The 12-lead ECG shows T-wave inversion of less than 2 mm. To which clinical category would you assign this patient? - ✔✔Low- or intermediate-risk NSTE-ACS 24. Which interventions are appropriate as part of the primary assessment of a patient with suspected ACS? - ✔✔ 1. Order a 12-lead ECG. 2. Establish pulse oximetry. 3. Obtain vascular access. 4. Establish cardiac monitoring. 25. Which conditions are included in the category of non-ST-segment elevation acute coronary syndromes (NSTE-ACS)? - ✔✔ 1. Non-ST-segment elevation myocardial infarction (NSTEMI) 2. Unstable angina (UA) [Show More]

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