The nurse takes vital signs for a client scheduled for open heart surgery in the next few minutes and notes that the client’s pulse, respirations, and blood pressure are elevated. The nurse explains...

The nurse takes vital signs for a client scheduled for open heart surgery in the next few minutes and notes that the client’s pulse, respirations, and blood pressure are elevated. The nurse explains to the client that the elevations are a normal response to stress and anxiety and are due to the release of which hormone?

1. Insulin

2. Epinephrine

3. Thyroxine

4. Aldosterone