bsi - Answers then is the scene safe
after is the scene safe - Answers then NOI
after NOI - Answers then determine number of patients
after determine number of patients - Answers then call als
then calling als - Answers then consider spinal precautions
after considering spinal precautions - Answers then verify breathlessness and pulselessness
after verify breathlessness and pulselessness - Answers then stop bystander CPR if already initiated
after stoping bystander CPR if already initiated - Answers then perform CPR for 5 cycles if cardiac arrest
not witnessed by EMS personal or bystanders have not completed cycles
after performing CPR for 5 cycles if cardiac arrest not witnessed by EMS personal or bystanders have not
completed cycles - Answers then ensure the scene is safe for use of AED
after ensuring the scene is safe for use of AED - Answers then properly attach device to patient
after properly attach device to patient - Answers then turn on AED power
after turning on AED power - Answers then begin narrative if machine has voice recorder
after beginning narrative if machine has voice recorder - Answers then stop CPR
after stoppoing CPR - Answers then clear patient
after clearing patient - Answers then initiate analysis of rythm
after initiating analysis of rhythm - Answers then shock advised
after shock advised - Answers then advised - clear patient, deliver 1st shock
after advised - clear patient, deliver 1st shock - Answers then resume CPR for 5 cycles
after resume CPR for 5 cycles - Answers then clear patient, re-analyse rhythm
after clearing patient, re-analyse rhythm - Answers then advised - clear patient, deliver 2nd shock
after advising - clear patient, deliver 2nd shock - Answers then resume CPR for 5 cycles
after resuming CPR for 5 cycles - Answers then continue CPR and shock sequence until no shock advised
or arrival at hospital