Answer:
Enhance myocardial oxygenation
Step-by-step explanation:
Coronary artery refers to the artery which supplies oxygen to the Heart. When this artery gets blocked there are cases that the coronary artery disease or the myocardial disease occurs in which the heart failure and heart attack are two main problems.
When a person shows the symptoms of some coronary artery disease therefore the nurse should perform activities which could increase the oxygen in the myocardial as the coronary artery supplies the oxygen to the heart.
Thus, the selected option is correct.