Heart Attack Diagnosis

What does the phrase 'Time is muscle' signify in the context of myocardial infarcts?

• Time spent in the gym builds muscle

• Heart muscles strengthen over time

• Quicker treatment leads to better recovery

• None of the above

What is the first step in diagnosing a myocardial infarct when a patient arrives at the hospital?

• Taking a patient history

• Performing an ECG

• Conducting blood tests

• Immediate surgery

Which diagnostic tool is crucial for measuring the electrical activity of the heart?

• Stethoscope

• ECG

• X-ray

• MRI scan

What does an ST-elevation indicate in an ECG during a myocardial infarct?

• No infarct has occurred

• Full thickness infarct

• Partial thickness infarct

• Inconclusive results

Which cardiac marker is most specific to heart muscle damage?

• Troponins

• Creatine Kinase MB

• All of the above

• Myoglobin