BLS Practice Test

Our BLS practice test will help you prepare for the BLS online exam. Like our exam, this 10 question practice test is based on the most recent ILCOR/AHA guidelines.

Page 1 of 10

What is the chest compression–to–ventilation ratio when providing infant CPR when two rescuers are present? 2:15 2:30 15:2 30:2

Page 2 of 10

The updated Out-of-Hospital Adult Chain of Survival (OHCA) emphasizes the inclusion of: resuscitation teams early activation of emergency response recovery defibrillation with AED

Page 3 of 10

When a BLS provider witnesses an adult collapse, what is the immediate first action? Shout for help and activate the emergency response system. Shake the victim and loudly shout their name to determine if they are responsive. Determine the safety of the scene. Check for breathing and a pulse.

Page 4 of 10

What is a sign of severe choking in infants? A visible obstruction in the mouth Throat-clutching Coughing Cyanosis

Page 5 of 10

During rescue breathing, how often should a BLS provider deliver one breath in an adult? Every 2 seconds Every 3 seconds Every 6 seconds Every 8 seconds

Page 6 of 10

If an AED prompts that there is a nonshockable rhythm, what should a rescuer do next? Immediately deliver another shock. Immediately resume CPR for 2 minutes until prompted by the AED to allow a rhythm check. Remove the AED pads and wait for the emergency response team. Allow the AED to continue reading the heart rhythm; do not restart CPR.

Page 7 of 10

In two-rescuer BLS, what should the second rescuer first accomplish while the first rescuer begins delivering CPR in children? Provides one rescue breath every 2-3 seconds. Activates emergency response and retrieves the AED. Assesses breathing for gasping or agonal breaths. Ensures the safety of the scene and removes the infant from danger.

Page 8 of 10

What is a common shockable rhythm during cardiac arrest? Atrial fibrillation Ventricular fibrillation Normal sinus rhythm Bradycardia (slow heart rate)

Page 9 of 10

During an assessment of an unwitnessed infant event, you determine that the pulse is 50. What is the following appropriate action? Allow the AED to analyze the rhythm Deliver two breaths Activate emergency response Perform chest compressions

Page 10 of 10

Where can you check a pulse in an infant? Brachial artery Femoral artery Carotid artery Antecubital artery

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This exam contains 50 multiple choice questions. The exam is not timed, and you may stop and start again if needed. You must obtain an 80% grade to obtain your certification card. Good luck!

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Question 1 of 50

1. Question
When should a provider begin CPR in a child or infant?
- Once an AED analyzes the heart rhythm
- Only before and after medication administration
- After locating a second rescuer to assist
- If the infant or child has a pulse less than 60 beats per minute
Question 2 of 50

2. Question
Which technique is appropriate for a provider that suspects a child or infant has a neck injury?
- Jaw-thrust
- Head-tilt/chin-lift
- E-C clamp
- C-shape
Question 3 of 50

3. Question
A person takes a shortcut through the yard of a demolished house, and accidentally steps on a board with a rusty nail. They are wearing flip flops, and the nail punctures the foot through the sandal and you can see it breaking through the top of the foot. What should a first aid provider do?
- Rinse the foot and disinfect the area before sending them to a clinic.
- Wash your hands, wrap the area in gauze, and transport them to hospital.
- Wash your hands, gently remove the nail, wrap the area in gauze, and transport them to hospital.
- Apply a tourniquet to stop the bleeding and remove the nail before transporting them to hospital.
Question 4 of 50

4. Question
Which of the following is appropriate for a provider while performing abdominal thrusts?
- Blindly use a finger sweep in the victim’s mouth.
- Plan to give five back blows after giving the abdominal thrusts.
- Place the side of your wrist above the person's navel and directly on the bottom of the sternum.
- Hold one fist under the sternum and above the navel; cover the fist with the other hand and begin thrusting inward and upward while performing abdominal thrusts.
Question 5 of 50

5. Question
What is a common shockable rhythm during cardiac arrest?
- Atrial fibrillation
- Ventricular fibrillation
- Normal sinus rhythm
- Bradycardia (slow heart rate)
Question 6 of 50

6. Question
How should a provider correctly form a seal using a pocket mask to deliver breaths in an adult?
- Form an EC-shape (E-C clamp technique) on one side of the mask using one hand's ring and index finger. The other hand lifts the chin to open the airway.
- Utilize the jaw-thrust maneuver if a neck injury is not suspected.
- Allow the second rescuer to place the pocket over the nose bridge and around the mouth.
- Create a tight seal with the mask by using four fingers of one hand around the top and the other hand's thumb around the bottom of the mask.
Question 7 of 50

7. Question
What is the first action if you are alone with an unresponsive child or infant?
- If this is an unwitnessed event, quickly leave the scene to activate the emergency response and locate an AED
- Provide 30 chest compressions and two breaths when a second rescuer arrives on the scene.
- If this is a witnessed event, first activate emergency response and then start CPR.
- Immediately start rescue breathing without checking for a pulse.
Question 8 of 50

8. Question
What is Good Samaritan law?
- It offers legal protection to people who recklessly inflict further injury while treating those in an emergency situation.
- It offers legal protection to people who give reasonable assistance to those in an emergency situation.
- It protects the religious freedoms of individuals who refuse medical treatment.
- It is a law that requires all passersby to provide emergency first aid to an injured person, or they will be charged with criminal negligence.
Question 9 of 50

9. Question
When giving rescue breathing to an adult without normal breathing but who has a pulse, how many breaths per second should you give?
- One breath every 2 seconds
- One breath every 6 seconds
- One breath every 12 seconds
- One breath every minute
Question 10 of 50

10. Question
What is the first thing any first aid provider does before providing care to an injured person in an emergency situation?
- Ensure the safety of the scene
- Wash their hands
- Call emergency services
- Assess the victim’s injuries
Question 11 of 50

11. Question
You are responding to a victim who has lost a finger in an accident and they are bleeding profusely. While treating them you begin to feel dizzy and weak at the sight of the severed part. You finish treatment but the feeling won’t pass. What should you do?
- Ingest a glucose tablet
- Take baby aspirin
- Call emergency services
- Lie on your back and elevate your legs
Question 12 of 50

12. Question
An adult is in cardiac arrest, and you are preparing to place the AED pads. Which of the following is the appropriate action?
- An AED is contraindicated, and you cannot utilize the AED with this person.
- Place a magnet over the bulge to activate the internal defibrillator.
- Avoid placing the pads over the bulge of an implanted defibrillator.
- Continue with chest compressions as the external defibrillator is providing shocks.
Question 13 of 50

13. Question
Which of the following is the most correct sequence to perform CPR on adults if alone?
- Check the pulse, deliver rescue breaths, assess the distressed person, and defibrillate.
- Assess the distressed person, begin CPR, deliver two rescue breaths, and defibrillate.
- Assess the distressed person, activate the emergency response, retrieve an AED, check the pulse, and begin CPR.
- Assess the distressed person, deliver two rescue breaths, defibrillate, and begin CPR.
Question 14 of 50

14. Question
You are using an AED and it instructs you to “Check electrodes”? What do you do?
- Replace the batteries or check to make sure they are secure.
- Check for a pacemaker on the victim.
- Make sure that the AED pads are the correct size and placed correctly.
- Check the pads for debris and replace if necessary.
Question 15 of 50

15. Question
What is the appropriate action of the rescuer after the AED delivers a shock?
- Remove medication patches that are placed near the AED pads.
- Remove the AED pads from the unresponsive person and activate emergency response.
- Wait for the AED to analyze the rhythm to determine the following actions.
- Immediately resume compressions while minimizing interruptions.
Question 16 of 50

16. Question
When is it appropriate to apply an antibacterial cream to a child’s wound?
- If the child gives consent.
- Once you have cleansed the wound to prevent infection.
- Once the bleeding has subsided.
- Once you have checked with the parent for allergies and consent.
Question 17 of 50

17. Question
What is a good idea during CPR if two rescuers are available?
- One rescuer delivers chest compressions while the second rescuer is simultaneously giving rescue breaths.
- Switch roles every 2 minutes to prevent fatigue and maintain proper technique.
- Allow the second rescuer to deliver breaths using a mask while the first rescuer is providing a shock.
- Interrupt chest compressions for longer than 10 seconds when giving rescue breaths to provide two breaths effectively.
Question 18 of 50

18. Question
What is an appropriate action of a provider providing mouth-to-mouth/nose breathing for an infant?
- Hyperextend the neck to open the airway if you do not see chest rise.
- Create a tight seal around the mouth and nose with your lips.
- Check the infant’s carotid artery for a pulse before delivering a breath.
- Provide a slow, long, and deep breath into the infant’s mouth and nose
Question 19 of 50

19. Question
What is the first thing a first aid provider must do after a dog has attacked and bitten a victim?
- Call animal control.
- Ensure the safety of the scene before approaching the victim.
- Cleanse and disinfect the bite wound.
- Cleanse the bite wound and observe for signs of a severe reaction.
Question 20 of 50

20. Question
What is an appropriate action during hands-only CPR for an adult?
- Maintain a compression-to-breath ratio of 30:2.
- Provide chest compressions at a depth of less than 2 inches (4–5 cm).
- Avoid the bony tip (xiphoid process) of the lower portion of the breastbone.
- Press straight down at a rate of 100–140 beats per minute.
Question 21 of 50

21. Question
A person was bitten on the hand by a venomous spider. What is an appropriate action?
- Wash the wound with soap and water and apply ice.
- Attempt to suction the venom.
- Apply a pressure bandage to slow the spread of venom.
- Recommend a course of prophylactic antibiotics.
Question 22 of 50

22. Question
A person has been stung by a bee and you notice that they are pale and their lips are swelling. What is the most appropriate action?
- Remove the stinger and apply hydrocortisone cream.
- Wash the sting area and apply ice.
- Seek immediate medical attention.
- Treat the sting and observe the victim for worsening symptoms.
Question 23 of 50

23. Question
When the second rescuer arrives with an AED for a distressed adult, what is the appropriate action?
- Determine the scene's safety and remove anything that could cause additional injury to the rescuers.
- Deliver 30 chest compressions while assessing agonal or gasping breathing patterns.
- As soon as possible and with minimal interruptions to CPR, attach the adult pads in the proper positions and allow the AED to analyze the adult’s rhythm.
- Open the airway and provide two rescue breaths.
Question 24 of 50

24. Question
What is the difference between child and infant CPR?
- In a witnessed or an unwitnessed event, a rescuer will provide 2 minutes of chest compressions to an infant before activating the emergency response system.
- Chest compressions and rescue breaths are delivered at a ratio of 15:2 for infants and 30:2 for children younger than eight years old.
- A child’s pulse is assessed by feeling the carotid or femoral artery, and when checking an infant’s pulse, use the brachial artery.
- The rescuer utilizes the head-tilt/chin-lift maneuver for an infant with a suspected neck injury and performs the jaw-thrust maneuver in children.
Question 25 of 50

25. Question
Which of the following are the correct steps when using an AED?
- Use the AED to check the victim’s pulse.
- If the child weighs over 55kg, use the pediatric pads.
- Resume chest compressions immediately after delivering a shock.
- Continue chest compressions while the AED analyses.
Question 26 of 50

26. Question
Which of the following is the correct procedure for using an epinephrine pen during an allergic reaction?
- Instruct the person to inhale as you slowly push the epinephrine pen into the lower portion of their stomach deeply.
- Swing the pen and push hard on the outer mid-thigh until a click is heard or felt and hold for 3 seconds.
- Push the pen into the upper arm and massage the area for one minute.
- Activate the emergency response, administer diphenhydramine, and gently press the epinephrine pen into their inner thigh.
Question 27 of 50

27. Question
How could you provide first aid to a person having a heart attack?
- Provide enteric-coated aspirin.
- Provide 25 mg of Benadryl.
- Provide two to four low dose (81 mg each) chewable baby aspirin.
- Provide an EpiPen.
Question 28 of 50

28. Question
Which of the following is an appropriate action to provide first aid to a person with low blood sugar?
- Provide bottled water.
- Provide a diet soft drink.
- Administer insulin.
- Provide orange juice or other sugar-containing beverage.
Question 29 of 50

29. Question
Which of the following is an appropriate action to provide to a person having a seizure?
- Assist the person to the floor and prevent additional injury by clearing the area.
- Physically restrain the person and activate the emergency response.
- Immediately begin chest compressions after the episode.
- Perform a blind finger sweep to prevent aspiration.
Question 30 of 50

30. Question
While at the park, you notice an older woman is coughing up blood, bleeding from the mouth, and has a tender abdomen. Her pulse is weak and rapid. What is the most likely cause of her symptoms?
- Severe head injury
- Internal bleeding
- Prescription medication overdose
- Possibly poisoning
Question 31 of 50

31. Question
Which of the following is the appropriate procedure to provide first aid to a person with a nosebleed?
- If bleeding persists, instruct the person to blow their nose forcefully.
- Position the head backward for a minimum of 10–20 minutes.
- Press and hold nostrils on both sides below the bony portion of the nose.
- Instruct the person to lay flat or place their head between their legs.
Question 32 of 50

32. Question
Which of the following is appropriate for providing care to an amputated part?
- Gently rinse the amputated part with milk and place it into a bag with ice.
- Apply antibiotic ointment or cream to both points of severance.
- Notify medical professionals of the location of the amputated part.
- Rinse the amputated part, and seal it in a bag. Place the bag with the amputated part into another bag filled with ice.
Question 33 of 50

33. Question
Which of the following is appropriate for providing first aid for a minor burn?
- Administer a low-dose aspirin and apply ice directly to the burn.
- Rinse the burn with lukewarm water and apply a tourniquet.
- Apply ice, antibiotic ointment, and a dressing directly to the burn.
- If not allergic, apply antibiotic ointment or burn cream to the burned area.
Question 34 of 50

34. Question
A 10-year-old child is gasping and has a heart rate of 110 beats per minute. What is an appropriate action of a provider?
- Deliver one breath every 2–3 seconds.
- Deliver one breath every 3–5 seconds.
- Provide 15 chest compressions.
- Provide five back blows and five chest thrusts.
Question 35 of 50

35. Question
Which of the following is typically NOT a symptom of a stroke?
- Slurred speech
- Chest pain
- Loss of vision
- Facial drooping
Question 36 of 50

36. Question
You approach an unconscious person wearing a medical alert bracelet notifying a diabetic condition. Which of the following is the most appropriate immediate action?
- Deliver two rescue breaths.
- Begin CPR.
- Assess for breathing and a pulse.
- Administer the person’s insulin.
Question 37 of 50

37. Question
Which of the following is appropriate action during AED defibrillation?
- Wait for an emergency response to remove the person from the snow.
- Attach adult AED pads on the chest’s upper left and lower right sides.
- Place the AED pads directly over the bump of an internal defibrillator.
- Remove medication patches, wipe the skin clean, and apply the AED pads.
Question 38 of 50

38. Question
After verifying scene safety, checking for responsiveness, and shouting for help, what should be the next step when a rescuer discovers an unconscious adult without a pulse?
- Provide one breath every 5–6 seconds or 10–12 breaths per minute.
- Provide 30 compressions with a 2–2.4 inches depth and two rescue breaths.
- Check for a pulse every 2 minutes.
- Activate emergency response and get an AED.
Question 39 of 50

39. Question
What is the most appropriate action if a person is bitten by a neighborhood cat?
- Cleanse the wound with soap and water and place a bandage over the bite.
- Call animal control and seek medical attention after treating and bandaging the wound.
- Try to find the cat’s owner before determining treatment as the cat might have rabies.
- Apply a pressure bandage to stop the bleeding while observing for signs of infection.
Question 40 of 50

40. Question
How many breaths should a rescuer provide to a child who needs rescue breathing alone (without chest compressions)?
- 5–6 breaths per minute
- 8–10 breaths per minute
- 20–30 breaths per minute
- 100–120 breaths per minute
Question 41 of 50

41. Question
What is the next appropriate step after the AED delivers a shock to a child or infant?
- Deliver two rescue breaths using a bag-mask.
- Immediately continue providing chest compressions and rescue breathing.
- Wait for the AED to analyze the rhythm and provide instructions.
- Activate the emergency response and check for a pulse.
Question 42 of 50

42. Question
What is an appropriate action of a rescuer if a child or infant has a definite pulse within 10 seconds of assessment and is breathing normally?
- Begin cycles of 15 compressions and two breaths.
- Administer one breath every 2–3 seconds.
- Allow the AED to analyze the heart’s rhythm.
- Monitor the child or infant until emergency responders arrive.
Question 43 of 50

43. Question
Which of the following is the proper process to check an adult’s pulse?
- Assess the adult’s carotid pulse for at least five seconds but no longer than 10 seconds.
- Assess the adult’s femoral or brachial pulse for 5–6 seconds if an advanced airway is present.
- Allow the AED to determine an adult’s pulse for accuracy.
- Perform five cycles or two minutes of chest compressions and then assess the radial artery for a pulse.
Question 44 of 50

44. Question
What is the appropriate first aid treatment for a chemical burn?
- Flush the burned area with copious amounts of water.
- Neutralize the burn with sodium bicarbonate and vinegar.
- Brush powdered chemicals off skin with a cloth and remove saturated clothing.
- Call emergency services before providing treatment.
Question 45 of 50

45. Question
Which of the following is the most appropriate action if you perform CPR on a 10-year-old whose chest does not rise after the first rescue breath?
- Continue with 2 minutes of chest compressions.
- Adjust the airway and deliver a second breath.
- Discontinue efforts to resuscitate the child.
- Attempt a second breath without changes.
Question 46 of 50

46. Question
You are at your child’s recital. A young dancer steps onto stage and immediately looks agitated and confused. Their skin begins to turn grey and clammy and they are not responding to auditory cues. What should a first aid responder do?
- Assess for a pulse.
- Shout the child’s name and shake her shoulders gently to check responsiveness.
- Have her lie down, and provide a warm blanket and/or a cold compress.
- Have someone retrieve an AED and begin assessing for a pulse and breathing.
Question 47 of 50

47. Question
What is the appropriate action of a rescuer during a severe obstruction in a choking adult?
- A severe obstruction causes gasping and requires abdominal thrusts to clear the obstruction.
- An obstruction creates a noisy cough that requires immediate emergency response and intubation.
- The rescuer should use back slaps for an adult and immediately perform five cycles of CPR.
- Choking is preventable but not treatable. Therefore, the rescuer should only observe from a distance.
Question 48 of 50

48. Question
How should a rescuer properly position a choking infant?
- Hold the infant around the neck without head support.
- Position both hands towards the bottom of the sternum.
- Rest the infant on your forearm and thigh.
- Place the infant in a cuddling position with both arms.
Question 49 of 50

49. Question
Which of the following is the proper technique to relieve choking in an 8-month-old infant who is responsive?
- Fifteen chest thrusts
- Five back blows followed by five chest thrusts
- Ten back blows
- Five abdominal thrusts
Question 50 of 50

50. Question
How should a first aid provider properly remove a tick?
- Apply heat to the tick to encourage it to retract its head, then scrape it off the skin.
- Apply petroleum jelly to the tick to encourage it to retract its head, then scrape it off the skin.
- Use tweezers to grab the head of an attached tick as close to the skin as possible, and pull it straight out.
- Press an alcohol-soaked cotton swab to the tick to kill it, and pull it straight out.

BLS Practice Test