While receiving a blood transfusion, the client suddenly shouts, "i feel like someone is lowering a heavy weight on my chest. i feel like i'm going to die! " which actions are priority?

Of course feeling like you are going to die is probably the most important priority. Although a heavy weight on your chest can be a dangerous and critical symptom, it still is not as critical as feeling like you are going to die.

Nitrate poisoning for the first onebaby blue syndrome