Answer: you can’t really do anything until you wake up, then you call 91a
Explanation: a myocardial infraction is when, the arterial walls get blocked (specifically the coronary), and this dates blood to slow, causing you to as said before go into arrest. This can cause syncope however uncommon, you would be out for a few seconds, sometimes minutes, and this is because low blood pressure. When you wake just callm911
