Heart Attack Quiz: MI Recognition & Diagnosis

1. Which coronary artery occlusion most commonly causes an anterior wall myocardial infarction?

Left anterior descending (LAD)

Right coronary artery (RCA)

Left circumflex (LCx)

Left main coronary artery

2. What is the primary mechanism of myocardial injury in acute MI?

Coronary artery vasospasm only

Myocardial oxygen supply-demand imbalance due to reduced coronary perfusion

Direct trauma to the myocardium

Viral infection of cardiac muscle

Submit

4. Which biomarker is most specific for myocardial necrosis and becomes elevated within 2–4 hours of MI onset?

Myoglobin

Creatine kinase-MB (CK-MB)

Cardiac troponin (cTn)

Lactate dehydrogenase (LDH)

5. An ST-segment elevation MI (STEMI) in leads II, III, and aVF indicates occlusion of which vessel?

Left anterior descending artery

Left circumflex artery

Right coronary artery

Left main coronary artery

6. True or False: Posterior wall MI is typically diagnosed by ST-segment elevation in leads V1–V3.

True

False

7. Which of the following is NOT a modifiable risk factor for myocardial infarction?

Smoking

Hypertension

Age

Hyperlipidemia

Submit

9. Which reperfusion therapy is preferred for STEMI when performed within 120 minutes of first medical contact?

Thrombolytic therapy

Primary percutaneous coronary intervention (PCI)

Coronary artery bypass grafting

Conservative medical management

Submit

11. True or False: Women typically present with the same classic chest pain symptoms as men during acute MI.

True

False

12. Which of the following complications can occur within hours to days after acute MI?

Ventricular free wall rupture

Papillary muscle rupture

Acute mitral regurgitation

All of the above

Submit

14. True or False: Beta-blockers are contraindicated in all acute MI patients regardless of hemodynamic status.

True

False

15. Which ECG finding indicates the oldest stage of myocardial infarction?

ST-segment elevation

Pathological Q waves

T-wave inversion

PR-segment depression

Heart Attack Quiz: Can You Recognize an MI Fast?

1. Which coronary artery occlusion most commonly causes an anterior wall myocardial infarction?

2.

What first name or nickname would you like us to use?

2. What is the primary mechanism of myocardial injury in acute MI?

3. Chest pain that radiates to the left arm and jaw, accompanied by diaphoresis and nausea, is classically described as ____.

4. Which biomarker is most specific for myocardial necrosis and becomes elevated within 2–4 hours of MI onset?

5. An ST-segment elevation MI (STEMI) in leads II, III, and aVF indicates occlusion of which vessel?

6. True or False: Posterior wall MI is typically diagnosed by ST-segment elevation in leads V1–V3.

7. Which of the following is NOT a modifiable risk factor for myocardial infarction?

8. The period during which myocardial tissue remains viable and salvageable after coronary occlusion is approximately ____.

9. Which reperfusion therapy is preferred for STEMI when performed within 120 minutes of first medical contact?

10. Elevated cardiac troponin levels can persist for up to ____ days following acute MI.

11. True or False: Women typically present with the same classic chest pain symptoms as men during acute MI.

12. Which of the following complications can occur within hours to days after acute MI?

13. An MI affecting the right ventricle may result in ____, requiring careful fluid management and avoiding diuretics.

14. True or False: Beta-blockers are contraindicated in all acute MI patients regardless of hemodynamic status.

15. Which ECG finding indicates the oldest stage of myocardial infarction?