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Acute Coronary Syndromes (ACS)., Exams of Nursing

Texas State UniversityNursing

This is a high-yield subject that covers pathophysiology, diagnosis, management, and complications, which are essential for medical students and practitioners.

Typology: Exams

2024/2025

Available from 07/06/2025

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Acute Coronary Syndromes (ACS).
This is a high-yield subject that covers pathophysiology, diagnosis,
management, and complications, which are essential for medical
students and practitioners.
Here is the full set of 50 MCQs on Acute Coronary Syndromes with the
correct answers ticked:
Acute Coronary Syndromes (ACS) – 50 MCQs
1. Which of the following is the most common cause of acute
coronary syndrome?
oAtherosclerotic plaque rupture
o[] Coronary artery vasospasm
o[] Coronary embolism
o[] Coronary artery dissection
2. The classic symptom of acute coronary syndrome is:
oChest pain radiating to the left arm or jaw
o[] Sharp chest pain worsened by inspiration
o[] Abdominal pain
o[] Lower back pain
3. Which biomarker is most specific for myocardial injury?
o[] Myoglobin
o[] CK-MB
oTroponin I or T
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Acute Coronary Syndromes (ACS).

This is a high-yield subject that covers pathophysiology, diagnosis, management, and complications, which are essential for medical students and practitioners. Here is the full set of 50 MCQs on Acute Coronary Syndromes with the correct answers ticked: Acute Coronary Syndromes (ACS) – 50 MCQs

  1. Which of the following is the most common cause of acute coronary syndrome? o Atherosclerotic plaque rupture o [] Coronary artery vasospasm o [] Coronary embolism o [] Coronary artery dissection
  2. The classic symptom of acute coronary syndrome is: o Chest pain radiating to the left arm or jaw o [] Sharp chest pain worsened by inspiration o [] Abdominal pain o [] Lower back pain
  3. Which biomarker is most specific for myocardial injury? o [] Myoglobin o [] CK-MB o Troponin I or T

o [] LDH

  1. The earliest ECG change in ST-elevation myocardial infarction (STEMI) is: o [] Pathological Q waves o ST segment elevation o [] T wave inversion o [] Prolonged QT interval
  2. What is the recommended time frame for reperfusion therapy in STEMI? o [] Within 24 hours o [] Within 12 hours o Within 90 minutes of first medical contact o [] Within 48 hours
  3. Which of the following is NOT a typical feature of unstable angina? o [] Chest pain at rest o [] Increasing frequency of angina o Elevated cardiac troponins o [] New onset angina
  4. Which medication is contraindicated in acute STEMI due to risk of increased bleeding? o [] Aspirin o [] Clopidogrel o [] Heparin

o ST depression in V1-V3 with tall R waves o [] ST elevation in I and aVL

  1. What is the typical duration of chest pain in unstable angina? o [] Less than 5 minutes o More than 20 minutes o [] Less than 1 minute o [] More than 24 hours
  2. Which of the following is a major complication of myocardial infarction? o [] Asthma o [] Pneumonia o Ventricular fibrillation o [] Deep vein thrombosis
  3. Which drug class is essential for secondary prevention after ACS? o [] Diuretics o Beta blockers o [] Antihistamines o [] Bronchodilators
  4. Which clinical sign is commonly seen in right ventricular infarction? o [] Hypotension with clear lungs o Elevated jugular venous pressure

o [] Pulmonary edema o [] Bradycardia

  1. Which of the following is NOT part of the initial management of STEMI? o [] Oxygen if hypoxic o [] Aspirin o [] Nitroglycerin if no hypotension o Immediate beta blocker in all cases
  2. Which enzyme peaks earliest after myocardial infarction? o [] Troponin o [] CK-MB o Myoglobin o [] LDH
  3. Which of the following is a contraindication to thrombolytic therapy? o [] Hypertension controlled with medication o History of hemorrhagic stroke o [] Diabetes mellitus o [] Hyperlipidemia
  4. What is the preferred reperfusion strategy in a patient presenting with STEMI within 3 hours of symptom onset? o [] Medical management only o [] Coronary artery bypass grafting

o Smoking o [] Low cholesterol o [] Hyperthyroidism

  1. Which of the following is the most sensitive marker for myocardial necrosis? o [] CK-MB o Troponin I o [] Myoglobin o [] AST
  2. What is the role of heparin in ACS management? o [] Vasodilation o Prevent thrombus extension o [] Increase heart rate o [] Lower blood pressure
  3. Which of the following is NOT a typical symptom of ACS? o [] Diaphoresis o [] Dyspnea o Fever o [] Nausea
  4. Which coronary artery supplies the inferior wall of the heart in most individuals? o [] Left anterior descending artery

o [] Left circumflex artery o Right coronary artery o [] Left main artery

  1. Which ECG lead corresponds to the lateral wall of the heart? o [] V1, V o I, aVL, V5, V o [] II, III, aVF o [] V3, V
  2. Which of the following is the most appropriate test to confirm myocardial infarction? o [] Chest X-ray o Cardiac troponin levels o [] Echocardiogram o [] Stress test
  3. Which of the following is a common side effect of nitroglycerin? o [] Bradycardia o Headache o [] Hyperglycemia o [] Constipation
  4. Which of the following is the best initial treatment for acute chest pain suspected to be ACS? o [] Morphine only

o [] Smoking o [] Hypertension o [] Diabetes

  1. Which of the following medications should be avoided in right ventricular infarction? o [] Aspirin o [] Beta blockers o Nitroglycerin o [] ACE inhibitors
  2. Which of the following is the hallmark of Prinzmetal angina? o [] Fixed atherosclerotic plaque o Coronary artery vasospasm o [] Microvascular disease o [] Embolism
  3. What does a new pathological Q wave on ECG indicate? o [] Ischemia o Myocardial necrosis o [] Pericarditis o [] Electrolyte imbalance
  4. Which of the following is the preferred anticoagulant during PCI? o [] Warfarin

o Unfractionated heparin o [] Dabigatran o [] Aspirin

  1. Which of the following is the most important lifestyle modification after ACS? o [] Increase salt intake o Smoking cessation o [] Avoid exercise o [] Increase saturated fat intake
  2. What is the typical presentation of NSTEMI? o [] Sudden cardiac arrest o Chest pain without ST elevation but with elevated troponins o [] No chest pain, only dyspnea o [] Syncope only
  3. Which of the following is NOT a common site of atherosclerotic plaque formation? o [] Coronary arteries o [] Carotid arteries o [] Abdominal aorta o Pulmonary arteries
  4. Which of the following ECG changes is typical of pericarditis and helps differentiate it from ACS?
  1. Which of the following is the most common cause of death in the first hour after MI? o [] Stroke o Ventricular fibrillation o [] Pulmonary embolism o [] Heart block
  2. Which of the following is true regarding beta blockers in ACS? o [] They increase myocardial oxygen demand o They reduce heart rate and myocardial oxygen consumption o [] They cause coronary vasospasm o [] They are contraindicated in all ACS patients
  3. Which of the following is the best initial test to evaluate for mechanical complications post-MI? o [] ECG o Echocardiography o [] Cardiac MRI o [] Chest X-ray
  4. Which of the following is NOT part of the MONA acronym in ACS initial management? o [] Morphine o [] Oxygen

o [] Nitrates o Antibiotics