1. The determination of serum ____________ CANNOT be useful for late diagnosis of Myocardial Infarction.

2. Which of the following enzymes serves as the best indicator of acute myocardial infarction?

3. An inverted Lactate dehydrogenase isoenzymes ratio where LD1:LD2 > 1 is very common of ______________.

4. The elevation of High sensitivity C-reactive protein (hsCRP) _____________.

5. A 56 year old female with a history of hypertension presents to the national heart institute complaining of chest pain that persisted for long time on the day before her admission. She describes her chest pain as very harsh and radiating to the left arm, with shortness of breath and diaphoresis (sweating). Her ECG and laboratory diagnosis pointed to myocardial infarction. Which of the following laboratory results is expected on her admission?

6. A 48 year old male with a history of hypertension and high cholesterol presents to the emergency department with chest pains for 60 minutes. He describes a substernal chest pressure “like an elephant on my chest” associated with shortness of breath and diaphoresis (sweating). His ECG shows ST elevations consistent with myocardial infarction. Which of the following laboratory results would be expected?

7. CK-MB2/CK-MB1 ratio is normally__________.

8. ________ is detectable in serum five days after onset of chest pain in myocardial infarction patient.

9. Serum Aspartate Transaminase (AST) is increased markedly in__________.

10. Which cardiac marker is elevated first?