BLS AHA Questions and Answers |
Latest Version | 2025/2026 | Correct &
Verified
How do you perform high-quality chest compressions during CPR?
✔✔Place the heel of one hand on the center of the chest, with the other hand on top, and push
hard and fast to a depth of at least 2 inches, at a rate of 100-120 compressions per minute.
What is the correct chest compression depth for an adult during CPR?
✔✔Push down at least 2 inches deep, allowing the chest to fully recoil between compressions.
How should you open the airway of an unresponsive person?
✔✔Use the head-tilt, chin-lift maneuver to open the airway and check for breathing.
What is the correct procedure for giving rescue breaths?
✔✔Pinch the victim’s nose, cover their mouth with yours, and blow until you see the chest rise.
When should you stop performing CPR?
1
,✔✔Stop CPR if the person begins to breathe, shows signs of life, or if emergency responders
take over.
How do you determine if a child requires CPR?
✔✔Check for responsiveness and breathing. If the child is unresponsive and not breathing or
only gasping, start CPR.
What is the correct compression-to-breath ratio for an adult when performing CPR?
✔✔The ratio is 30 chest compressions to 2 rescue breaths.
How do you perform CPR on an infant?
✔✔Use two fingers to compress the center of the chest, about 1.5 inches deep, at a rate of 100-
120 compressions per minute. After 30 compressions, give 2 rescue breaths.
What should you do if an infant is choking and unable to breathe?
✔✔Give 5 back blows and 5 chest thrusts, checking the mouth after each to see if the object is
cleared.
How should you deliver rescue breaths to an infant?
2
, ✔✔Cover the infant's nose and mouth with your mouth and gently deliver 2 breaths, watching
for the chest to rise.
What is the purpose of an AED?
✔✔The AED analyzes the heart’s rhythm and delivers a shock to restore a normal heart rhythm
in cases of cardiac arrest.
When should you use an AED on a person?
✔✔Use an AED as soon as it is available after confirming that the person is unresponsive and
not breathing.
How do you attach the AED pads to a victim?
✔✔Place one pad on the upper right side of the chest and the other on the lower left side, below
the rib cage.
What should you do if the AED advises no shock?
✔✔Continue CPR, providing chest compressions and rescue breaths, and follow the AED
prompts.
3
Latest Version | 2025/2026 | Correct &
Verified
How do you perform high-quality chest compressions during CPR?
✔✔Place the heel of one hand on the center of the chest, with the other hand on top, and push
hard and fast to a depth of at least 2 inches, at a rate of 100-120 compressions per minute.
What is the correct chest compression depth for an adult during CPR?
✔✔Push down at least 2 inches deep, allowing the chest to fully recoil between compressions.
How should you open the airway of an unresponsive person?
✔✔Use the head-tilt, chin-lift maneuver to open the airway and check for breathing.
What is the correct procedure for giving rescue breaths?
✔✔Pinch the victim’s nose, cover their mouth with yours, and blow until you see the chest rise.
When should you stop performing CPR?
1
,✔✔Stop CPR if the person begins to breathe, shows signs of life, or if emergency responders
take over.
How do you determine if a child requires CPR?
✔✔Check for responsiveness and breathing. If the child is unresponsive and not breathing or
only gasping, start CPR.
What is the correct compression-to-breath ratio for an adult when performing CPR?
✔✔The ratio is 30 chest compressions to 2 rescue breaths.
How do you perform CPR on an infant?
✔✔Use two fingers to compress the center of the chest, about 1.5 inches deep, at a rate of 100-
120 compressions per minute. After 30 compressions, give 2 rescue breaths.
What should you do if an infant is choking and unable to breathe?
✔✔Give 5 back blows and 5 chest thrusts, checking the mouth after each to see if the object is
cleared.
How should you deliver rescue breaths to an infant?
2
, ✔✔Cover the infant's nose and mouth with your mouth and gently deliver 2 breaths, watching
for the chest to rise.
What is the purpose of an AED?
✔✔The AED analyzes the heart’s rhythm and delivers a shock to restore a normal heart rhythm
in cases of cardiac arrest.
When should you use an AED on a person?
✔✔Use an AED as soon as it is available after confirming that the person is unresponsive and
not breathing.
How do you attach the AED pads to a victim?
✔✔Place one pad on the upper right side of the chest and the other on the lower left side, below
the rib cage.
What should you do if the AED advises no shock?
✔✔Continue CPR, providing chest compressions and rescue breaths, and follow the AED
prompts.
3
