AHA BLS EXAM REVIEW QUESTIONS
WITH CORRECT ANSWERS 2025
1. When should the rescuer initially ensure that the scene is safe?
a. When the rescuer first sees a potential victim
b. After the rescuer activates the emergency response system
c. As emergency medical services arrive on the scene
d. After an AED that is attached to the victim delivers a shock - CORRECT ANSWER -A
2. As soon as an AED becomes available, which of the following is the first step the rescuer should pe
rform to operate the AED?
a. Place the AED pads on the chest
b. Deliver 2 rescue breaths before using the AED
c. Turn on the AED
d. Complete 5 cycles of chest compressions - CORRECT ANSWERV-C
3. After the AED delivers a shock, the rescuer should
a. Wait for the AED to reanalyze the rhythm
b. Immediately restart CPR, beginning with chest compressions
c. Provide 2 ventilations to the victim
d. Immediately check the carotid pulse for no more than 10 seconds - CORRECT ANSWER -B
4. The 2010 AHA Guidelines for CPR and ECC recommend that to identify cardiac arrest in an unresp
onsive victim with no breathing (or no normal breathing), a healthcare provider should check a pulse f
or no more than
a. 25 seconds
b. 10 seconds
c. 15 seconds
d. 20 seconds - CORRECT ANSWERV-B
5. After you identify an unresponsive victim with no breathing (or no normal breathing) and no pulse,
chest compressions should be initiated within
a. 25 seconds
b. 10 seconds
c. 30 seconds
d. 60 seconds - CORRECT ANSWERV-B
6. Which of the following victims need CPR?
a. A victim with a pulse and who is having trouble breathing
b. A victim with chest pain and indigestion
c. A victim who is unresponsive, no normal breathing and absent/ inadequate pulse
d. A victim who is unresponsive but is breathing adequately - CORRECT ANSWER -C
7. Where should the hands be placed to perform chest compressions on an adult?
a. On the lower half of the breastbone
b. In the center of the breastbone
c. On the upper portion of the abdomen
d. On the upper half of the breastbone - CORRECT ANSWER -A
, 8. TheA depthA ofA compressionsA forA anA adultA victimA shouldA beA atA least
a. 1A inch
b. 2A inches
c. 3A inches
d. 4A inchesA -A CORRECTA ANSWERA -B
9. WhyA isA itA importantA toA compressA toA theA appropriateA depthA duringA CPR?
a. AdequateA depthA ofA compressionA isA neededA toA createA bloodA flowA duringA compressions
b. AdequateA depthA ofA compressionA isA neededA toA createA airA flowA intoA theA lungsA andA adequateA oxygenati
on
c. AdequateA depthA ofA compressionA isA neededA toA prolongA asystole
d. AdequateAdepthAofAcompressionAisAneededAtoAstimulateAspontaneousArespirationsA-
ACORRECTAANSWERA-A
10. TheA recommendedA rateA forA performingA chestA compressionsA forA victimsA ofA allA agesA is
a. AtA leastA 40A compressionsA perA minute
b. AtA leastA 60A compressionsA perA minute
c. AtA leastA 80A compressionsA perA minute
d. AtA leastA 100A compressionsA perA minuteA -A CORRECTA ANSWERA -D
11. TheA compression-to-ventilationA ratioA forA 1-rescuerA adultA CPRA is
a. 30:2
b. 5:1
c. 20:2
d. 15:2A -A CORRECTA ANSWERV-A
12. AfterAtheAairwayAisAopened,AwhichAofAtheAfollowingAcorrectlyAstatesAtheAproperAtechniqueAforAdeliveri
A ngAmouth-to-mouthAventilation?
a. TheArescuerAopensAtheAairway,AsealsAtheirAmouthAoverAtheAvictim'sAmouth,ApinchesAtheAvictim'sAnoseAcl
A osed,AandAgivesA2AbreathsAwhileAwatchingAforAtheAchestAtoArise
b. TheA rescuerA opensA theA airway,A sealsA theirAmouthA overA theA victim'sAmouth,A andAgivesA severalA smallA
pufAfsAwhileAtryingAtoAavoidAmakingAtheAchestArise
c. TheA rescuerA opensA theA airway,A sealsA theirA mouthA overA theA victim'sA mouth,A andA givesA 1A slowA breathA
forAaAdurationAofA5Aseconds
d. TheArescuerAopensAtheAairway,AsealsAtheirAmouthAoverAtheAvictim'sAmouth,AandAgivesA5AslowAbreaths,Ae
A achA withA aA durationA ofA 2A seconds,A whileA watchingA forA theA chestA toA riseA -A CORRECTA ANSWERA -
A
13. TheA rescuerA knowsA theA rescueA breathA forA inA infantA victimA isA effectiveA when
a. TheA stomachA visiblyA rises
b. TheA chestA risesA visibly
c. TheA childA ventilationA bagA isA completelyA compressed
d. TheA rescuerA canA hearA anA airA leakA aroundA theA maskA -A CORRECTA ANSWERA -B
14. WhichAofAtheAfollowingAventilationAdevices/techniquesAisAnotArecommendedAforAaAsingleArescuerAtoAp
ArovideAbreathsAduringACPR?
a. Bag-maskA device
b. Mouth-to-barrierA deviceA technique
c. Mouth-to-mouthAtechnique
d. Mouth-to-maskA techniqueA -A CORRECTA ANSWERA -A
15. DuringA bag-
maskA ventilation,A whichA ofA theA followingA isA recommendedA toA minimizeA theA riskA ofA gastricA inflation?
WITH CORRECT ANSWERS 2025
1. When should the rescuer initially ensure that the scene is safe?
a. When the rescuer first sees a potential victim
b. After the rescuer activates the emergency response system
c. As emergency medical services arrive on the scene
d. After an AED that is attached to the victim delivers a shock - CORRECT ANSWER -A
2. As soon as an AED becomes available, which of the following is the first step the rescuer should pe
rform to operate the AED?
a. Place the AED pads on the chest
b. Deliver 2 rescue breaths before using the AED
c. Turn on the AED
d. Complete 5 cycles of chest compressions - CORRECT ANSWERV-C
3. After the AED delivers a shock, the rescuer should
a. Wait for the AED to reanalyze the rhythm
b. Immediately restart CPR, beginning with chest compressions
c. Provide 2 ventilations to the victim
d. Immediately check the carotid pulse for no more than 10 seconds - CORRECT ANSWER -B
4. The 2010 AHA Guidelines for CPR and ECC recommend that to identify cardiac arrest in an unresp
onsive victim with no breathing (or no normal breathing), a healthcare provider should check a pulse f
or no more than
a. 25 seconds
b. 10 seconds
c. 15 seconds
d. 20 seconds - CORRECT ANSWERV-B
5. After you identify an unresponsive victim with no breathing (or no normal breathing) and no pulse,
chest compressions should be initiated within
a. 25 seconds
b. 10 seconds
c. 30 seconds
d. 60 seconds - CORRECT ANSWERV-B
6. Which of the following victims need CPR?
a. A victim with a pulse and who is having trouble breathing
b. A victim with chest pain and indigestion
c. A victim who is unresponsive, no normal breathing and absent/ inadequate pulse
d. A victim who is unresponsive but is breathing adequately - CORRECT ANSWER -C
7. Where should the hands be placed to perform chest compressions on an adult?
a. On the lower half of the breastbone
b. In the center of the breastbone
c. On the upper portion of the abdomen
d. On the upper half of the breastbone - CORRECT ANSWER -A
, 8. TheA depthA ofA compressionsA forA anA adultA victimA shouldA beA atA least
a. 1A inch
b. 2A inches
c. 3A inches
d. 4A inchesA -A CORRECTA ANSWERA -B
9. WhyA isA itA importantA toA compressA toA theA appropriateA depthA duringA CPR?
a. AdequateA depthA ofA compressionA isA neededA toA createA bloodA flowA duringA compressions
b. AdequateA depthA ofA compressionA isA neededA toA createA airA flowA intoA theA lungsA andA adequateA oxygenati
on
c. AdequateA depthA ofA compressionA isA neededA toA prolongA asystole
d. AdequateAdepthAofAcompressionAisAneededAtoAstimulateAspontaneousArespirationsA-
ACORRECTAANSWERA-A
10. TheA recommendedA rateA forA performingA chestA compressionsA forA victimsA ofA allA agesA is
a. AtA leastA 40A compressionsA perA minute
b. AtA leastA 60A compressionsA perA minute
c. AtA leastA 80A compressionsA perA minute
d. AtA leastA 100A compressionsA perA minuteA -A CORRECTA ANSWERA -D
11. TheA compression-to-ventilationA ratioA forA 1-rescuerA adultA CPRA is
a. 30:2
b. 5:1
c. 20:2
d. 15:2A -A CORRECTA ANSWERV-A
12. AfterAtheAairwayAisAopened,AwhichAofAtheAfollowingAcorrectlyAstatesAtheAproperAtechniqueAforAdeliveri
A ngAmouth-to-mouthAventilation?
a. TheArescuerAopensAtheAairway,AsealsAtheirAmouthAoverAtheAvictim'sAmouth,ApinchesAtheAvictim'sAnoseAcl
A osed,AandAgivesA2AbreathsAwhileAwatchingAforAtheAchestAtoArise
b. TheA rescuerA opensA theA airway,A sealsA theirAmouthA overA theA victim'sAmouth,A andAgivesA severalA smallA
pufAfsAwhileAtryingAtoAavoidAmakingAtheAchestArise
c. TheA rescuerA opensA theA airway,A sealsA theirA mouthA overA theA victim'sA mouth,A andA givesA 1A slowA breathA
forAaAdurationAofA5Aseconds
d. TheArescuerAopensAtheAairway,AsealsAtheirAmouthAoverAtheAvictim'sAmouth,AandAgivesA5AslowAbreaths,Ae
A achA withA aA durationA ofA 2A seconds,A whileA watchingA forA theA chestA toA riseA -A CORRECTA ANSWERA -
A
13. TheA rescuerA knowsA theA rescueA breathA forA inA infantA victimA isA effectiveA when
a. TheA stomachA visiblyA rises
b. TheA chestA risesA visibly
c. TheA childA ventilationA bagA isA completelyA compressed
d. TheA rescuerA canA hearA anA airA leakA aroundA theA maskA -A CORRECTA ANSWERA -B
14. WhichAofAtheAfollowingAventilationAdevices/techniquesAisAnotArecommendedAforAaAsingleArescuerAtoAp
ArovideAbreathsAduringACPR?
a. Bag-maskA device
b. Mouth-to-barrierA deviceA technique
c. Mouth-to-mouthAtechnique
d. Mouth-to-maskA techniqueA -A CORRECTA ANSWERA -A
15. DuringA bag-
maskA ventilation,A whichA ofA theA followingA isA recommendedA toA minimizeA theA riskA ofA gastricA inflation?
