BLS PreTest Questions and Answers 2024: There are a total of 25 questions and answers in the Basic Life Support (BLS) certification exam. Each of the pretest questions answers are multiple-choice question.
BLS PreTest Questions and Answers 2024
|Practice Test Name||BLS Practice Test 2024|
|Test Prep for||BLS Certificate Exam|
|Type of test||PreTest Quiz 2024|
|Total Questions in the Test||25 questions|
|Question Type||Multiple-Choice Question Answers|
Q1. Which of the following is not immediately a life-threatening event?
- Cardiac arrest
- Heart attack
- Respiratory arrest
- Airway obstruction
Q2. Which of the following groups of individuals can administer Basic Life Support?
- Emergency Medical Responders
- Trained observers
- All of the above
Q3. Which of the following organs is irreversibly affected if CPR is delayed beyond three minutes?
Q4. What is the minimum depth of a chest compression?
- 2 cm
- 4 cm
- 5 cm
- 6 cm
Q5. Why is recoil necessary between each compression?
- To give rest to the rescuer
- To prevent injury to the patient
- To allow the heart to fill with blood
- To allow blood delivery to the brain
Q6. How many chest compressions must be delivered per minute?
Q7. If a cervical spine injury is suspected, which of the following maneuvers can be used?
- Head tilt
- Chin lift
- Jaw thrust
- Roll over
Q8. Each rescue breath must be delivered over:
- Two seconds
- Three seconds
- Four seconds
Q9. If too much air is delivered during rescue breathing, what is the most likely complication?
- Lung collapse
- Gastric inflation
- Brain injury
Q10. After how many minutes of ‘hands-only’ CPR must rescue breathing be started, if only a single rescuer is present?
- 9 minutes
- 11 minutes
- 13 minutes
- 15 minutes
Q11. Which of the following rhythms can be shocked by an automated external defibrillator?
- Ventricular fibrillation
- Atrial fibrillation
- Pulseless electrical activity
Q12. If the patient has an implantable pacemaker, which of the following is the most appropriate action?
- Do not use the AED
- Place the AED pads directly on the pacemaker
- Place the AED pads away from the pacemaker
- Use a magnet to divert energy from the pacemaker
Q13. What is the ideal time window for defibrillation to be provided?
- 5 minutes
- 6 minutes
- 8 minutes
- 10 minutes
Q14. Which CPR technique is the best for infants?
- One handed
- Two handed
- Two finger
- Two thumb encircling hands
Q15. What is the ideal depth of compression for infants?
Q16. What is the position for placement of child AED pads?
Q17. Which of the following is not a sign of poor perfusion?
- Weak pulse
- Pale skin
- Warm extremities
Q18. Which of the following protocols uses a compression: ventilation ratio of 15:2?
- Single-rescuer for adults
- Two-rescuer for adults
- Two-rescuer for children
- Single-rescuer for children
Q19. How frequently must the AED rhythm be reassessed?
- One minute
- Two minutes
- Five minutes
- Seven minutes
Q20. Which of the following is an antidote for opioid?
Q21. Who should perform hands-only CPR?
- Untrained observers for adults
- Untrained observers for children
- Trained observers for adults
- Trained observers for children
Q22. Which of the following indicates mild choking?
- High pitched noise
- Continuous cough
- Inability to cry
Q23. Heimlich maneuver is not suitable for
- Pregnant women
Q24. How many back blows must alternate with chest or abdominal thrusts for choking relief?
Q25. What is the compression-to-ventilation ratio you should use when giving CPR to any individual?*