Final answer:
When encountering an adult who may have had a cardiac arrest, you should call for help, perform CPR, and use an AED if available.
Step-by-step explanation:
In the event of encountering an adult who may have had a cardiac arrest, it is important to take immediate steps to provide assistance. Here are the steps you should take:
- Call for help: Dial emergency services or ask someone nearby to call for help.
- Perform CPR: Begin performing cardiopulmonary resuscitation (CPR) by following these steps:
- Use an AED: If an automated external defibrillator (AED) is available, follow the instructions provided and apply the AED to the person's chest if recommended. The AED will deliver an electrical shock to restore the heart's normal rhythm.