To maintain an open airway:

The way to check if adult CPR is required is:

The rescuer breathing into a victim provides the vital gas:

Following the ABC assessment, CPR is commenced with:

For all CPR the rate of compressions per minute is:

The distance you press down in compressions is:

To check for signs of life:

CPR compressions circulate the blood by:

To clear a blocked airway in an unconscious victim:

If the unconscious victim has a total airway blockage: