Quiz: ACS & MI — AUA MCQ

1. What is the primary cause of acute coronary syndrome?

A a) Atherosclerosis B b) Hypertension C c) Arrhythmias D d) Valve disease

2. Which of the following is a typical symptom of myocardial infarction?

A a) Nausea and vomiting B b) Dizziness and lightheadedness C c) Chest pain or discomfort D d) Excessive sweating

3. Which cardiac enzyme is most specific for myocardial injury?

A a) Troponin B b) Creatine kinase (CK) C c) Myoglobin D d) C-reactive protein (CRP)

4. What is the recommended initial diagnostic test for suspected myocardial infarction?

A a) Chest X-ray B b) Echocardiography C c) Electrocardiogram (ECG) D d) Coronary angiography

5. What ECG finding is characteristic of ST-segment elevation myocardial infarction (STEMI)?

A a) Tall T waves B b) ST-segment depression C c) ST-segment elevation D d) Prolonged QT interval

5. What ECG finding is characteristic of ST-segment elevation myocardial infarction (STEMI)?

A a) Tall T waves B b) ST-segment depression C c) ST-segment elevation D d) Prolonged QT interval

8. Which medication is used to dissolve blood clots in the treatment of acute myocardial infarction?

A a) Heparin B b) Clopidogrel C c) Alteplase D d) Metoprolol

9. What is the primary goal of reperfusion therapy in myocardial infarction?

A a) Reduce blood pressure B b) Prevent arrhythmias C c) Restore blood flow to the myocardium D d) Reduce cholesterol levels

10. Which of the following is a potential complication of acute myocardial infarction?

A a) Hypotension B b) Hypernatremia C c) Hypoglycemia D d) Hypokalemia

11. What is the purpose of administering oxygen therapy in the management of acute myocardial infarction?

A a) To reduce blood pressure B b) To decrease myocardial oxygen demand C c) To increase coronary blood flow D d) To improve lung function

12. Which cardiac biomarker has the highest sensitivity and specificity for myocardial infarction?

A a) Troponin B b) CK-MB C c) Myoglobin D d) B-type natriuretic peptide (BNP)

13. Which medication is commonly used to prevent platelet aggregation in the acute phase of myocardial infarction?

A a) Warfarin B b) Clopidogrel C c) Furosemide D d) Lisinopril

14What is the primary reason for administering aspirin in the acute management of myocardial infarction?

A a) Pain relief B b) Antiplatelet effect C c) Anticoagulation D d) Blood pressure control

16. Which imaging modality is often used to assess left ventricular function and detect complications after myocardial infarction?

A a) Chest X-ray B b) Sitting upright C c) CT angiography D d) MRI

18. What is the primary reason for administering nitroglycerin in the acute management of myocardial infarction?

A a) Pain relief B b) Vasodilation C c) Antiplatelet effect D d) Anticoagulation

20. What is the recommended lifestyle modification for patients following myocardial infarction?

A a) Smoking cessation B b) Increased alcohol consumption C c) Sedentary lifestyle D d) High-fat diet