#1
Which of the following is a primary indication for initiating cardiac resuscitation?
Sudden onset of chest pain
Unconsciousness and absent pulse
Difficulty breathing
Low blood pressure
#2
What is the recommended depth for chest compressions during CPR in adults?
2 inches (5 centimeters)
1 inch (2.5 centimeters)
3 inches (7.5 centimeters)
4 inches (10 centimeters)
#3
Which of the following is a key component of high-quality CPR?
Frequent interruptions in chest compressions
Shallow chest compressions
Allowing full chest recoil after each compression
Alternating between fast and slow compression rates
#4
What does the 'C' stand for in the acronym 'ABCDE' often used in emergency care?
Circulation
Chest
Consciousness
Control
#5
What is the first step in the chain of survival for cardiac arrest?
Early defibrillation
Early advanced life support
Early access to emergency medical services
Early recognition and activation of the emergency response system
#6
Which of the following is NOT a step in the BLS (Basic Life Support) algorithm?
Check for responsiveness
Give rescue breaths
Activate emergency medical services
Assess for breathing and pulse
#7
During CPR, what is the compression-to-ventilation ratio for a lone rescuer on an adult victim?
15 compressions to 2 ventilations
30 compressions to 2 ventilations
30 compressions to 1 ventilation
15 compressions to 1 ventilation
#8
Which rhythm is shockable according to the advanced cardiac life support (ACLS) guidelines?
Asystole
Pulseless electrical activity (PEA)
Ventricular fibrillation (VF)
Idioventricular rhythm
#9
What is the recommended compression depth for infant CPR?
1 inch (2.5 centimeters)
1.5 inches (4 centimeters)
2 inches (5 centimeters)
2.5 inches (6.5 centimeters)
#10
What is the preferred method for delivering rescue breaths during CPR?
Mouth-to-nose ventilation
Mouth-to-mouth ventilation
Bag-mask ventilation
Nasopharyngeal airway insertion
#11
What is the recommended compression rate per minute during CPR for adults?
60-80 compressions per minute
100-120 compressions per minute
140-160 compressions per minute
180-200 compressions per minute
#12
Which of the following is a common cause of sudden cardiac arrest in adults?
Lung cancer
Severe allergic reaction
Myocardial infarction (heart attack)
Diabetes mellitus
#13
What is the purpose of an automated external defibrillator (AED) in cardiac arrest?
To administer CPR
To assess pulse rate
To analyze and deliver a shock if indicated
To provide oxygenation
#14
Which of the following is a common cause of sudden cardiac arrest in children?
Asthma attack
Dehydration
Congenital heart defects
High fever
#15
What is the purpose of administering epinephrine during advanced cardiac life support?
To increase coronary blood flow
To reduce blood pressure
To stabilize heart rhythm
To dilate the airways