Answer: The answer is 4- Reduce pain and myocardial oxygen demand
Explanation:
The patient has a case of myocardial infarction which is shown on the ECG by presence of elevated ST levels showing ischemia, inverted T-waves signifying injury, development of Q-waves showing ischemia or necrosis and elevated troponin levels.
Nursing priorities will involve relieving the pain and anxiety, reducing myocardial workload, prevent dysthymia and promote cardiac health.