age 1 of 79
AHA BLS CERTIFICATION TEST STUDY GUIDE
2025/2026 QUESTIONS BANK AND VERIFIED
CORRECT SOLUTIONS WITH RATIONALES || 100%
GUARANTEED PASS <RECENT VERSION>\
Adult Chain of Survival IHCA ......ANSWER........1. Surveillance,
prevention, and treatment of prearrest conditions
2. Immediate recognition of cardiac arrest and activation of the
emergency response system
3. Early CPR with an emphasis on chest compressions
4. Rapid Defibrillation
5. Post-cardiac arrest care
,age 2 of 79
Adult Chain of Survival OHCA ......ANSWER........1. Immediate
recognition of cardiac arrest and activation of emergency
response system
2. Early CPR with an emphasis on chest compressions
3. Rapid Defibrillation
4. Post-Cardiac arrest care
Pediatric Chain of Survival ......ANSWER........1. Prevention of
arrest
2. Early high-quality bystander CPR
3. Rapid activation of emergency response system
4. Effective advanced life support
5. Post-cardiac arrest care
,age 3 of 79
Sudden Cardiac Arrest ......ANSWER........Occurs when the heart
develops an abnormal rhythm so the heart can't pump blood
Adult ......ANSWER........After the onset of puberty and older
Children ......ANSWER........1 year of age to puberty
Infants ......ANSWER........Less than 1 year of age
Start compressions within _______seconds of recognition of
cardiac arrest? ......ANSWER........10
Compress at a rate of _________/min ......ANSWER........100-
120
Adult depth of compressions ......ANSWER........2 inches
Children depth of compressions ......ANSWER........2 inches
Infants depth of compressions ......ANSWER........1.5 inches
, age 4 of 79
Optimal to have compression depth from ___-____ inches
......ANSWER........2-2.4
Heart Attack ......ANSWER........Occurs when blood flow to part of
the heart muscle is blocked
Adult 1-Rescuer BLS Sequence ......ANSWER........1. Verify Scene
safety, check for responsiveness, get help
2. Assess for breathing and pulse
3. Locate the carotid pulse
4. Determine Next Actions
5. Begin high-quality CPR, starting with compressions
6. Attempt defibrillation with the AED
7. Resume high-quality CPR
AHA BLS CERTIFICATION TEST STUDY GUIDE
2025/2026 QUESTIONS BANK AND VERIFIED
CORRECT SOLUTIONS WITH RATIONALES || 100%
GUARANTEED PASS <RECENT VERSION>\
Adult Chain of Survival IHCA ......ANSWER........1. Surveillance,
prevention, and treatment of prearrest conditions
2. Immediate recognition of cardiac arrest and activation of the
emergency response system
3. Early CPR with an emphasis on chest compressions
4. Rapid Defibrillation
5. Post-cardiac arrest care
,age 2 of 79
Adult Chain of Survival OHCA ......ANSWER........1. Immediate
recognition of cardiac arrest and activation of emergency
response system
2. Early CPR with an emphasis on chest compressions
3. Rapid Defibrillation
4. Post-Cardiac arrest care
Pediatric Chain of Survival ......ANSWER........1. Prevention of
arrest
2. Early high-quality bystander CPR
3. Rapid activation of emergency response system
4. Effective advanced life support
5. Post-cardiac arrest care
,age 3 of 79
Sudden Cardiac Arrest ......ANSWER........Occurs when the heart
develops an abnormal rhythm so the heart can't pump blood
Adult ......ANSWER........After the onset of puberty and older
Children ......ANSWER........1 year of age to puberty
Infants ......ANSWER........Less than 1 year of age
Start compressions within _______seconds of recognition of
cardiac arrest? ......ANSWER........10
Compress at a rate of _________/min ......ANSWER........100-
120
Adult depth of compressions ......ANSWER........2 inches
Children depth of compressions ......ANSWER........2 inches
Infants depth of compressions ......ANSWER........1.5 inches
, age 4 of 79
Optimal to have compression depth from ___-____ inches
......ANSWER........2-2.4
Heart Attack ......ANSWER........Occurs when blood flow to part of
the heart muscle is blocked
Adult 1-Rescuer BLS Sequence ......ANSWER........1. Verify Scene
safety, check for responsiveness, get help
2. Assess for breathing and pulse
3. Locate the carotid pulse
4. Determine Next Actions
5. Begin high-quality CPR, starting with compressions
6. Attempt defibrillation with the AED
7. Resume high-quality CPR
