Final answer:
The techniques to be used when performing CPR on an adult include checking for responsiveness, opening the airway and giving rescue breaths, performing chest compressions, and continuing CPR until help arrives or the person starts breathing.
Step-by-step explanation:
The techniques to be used when performing CPR on an adult are as follows:
- Check for responsiveness and call for help: Before starting CPR, check if the person is responsive and call for emergency medical assistance.
- Open the airway and give rescue breaths: Tilt the head back, lift the chin, and give 2 rescue breaths to help the person breathe.
- Perform chest compressions: Place the heel of one hand on the center of the person's chest and push down at a rate of 100-120 compressions per minute.
- Continue CPR until help arrives or the person starts breathing: Perform CPR continuously until emergency medical help arrives or the person shows signs of breathing.