#1
Which of the following is a correct compression depth for adult CPR?
3 inches (7.5 cm)
ExplanationRecommended compression depth for adult CPR is 3 inches (7.5 cm).
#2
Which of the following actions should be taken first in the BLS sequence?
Check for responsiveness
ExplanationThe first action in BLS sequence is to check for responsiveness.
#3
What is the recommended compression rate for infant CPR?
100-120 compressions per minute
ExplanationRecommended compression rate for infant CPR is 100-120 compressions per minute.
#4
What is the recommended compression rate for child CPR?
80-100 compressions per minute
ExplanationRecommended compression rate for child CPR is 80-100 compressions per minute.
#5
What is the recommended compression depth for child CPR?
1.5 inches (4 cm)
ExplanationRecommended compression depth for child CPR is 1.5 inches (4 cm).
#6
In BLS, what does the acronym 'ABC' stand for?
Airway, Breathing, Circulation
ExplanationIn BLS, 'ABC' stands for Airway, Breathing, Circulation.
#7
Which of the following is a common early sign of cardiac arrest?
Chest pain
ExplanationChest pain is a common early sign of cardiac arrest.
#8
What is the recommended depth for chest compressions in pediatric CPR?
1.5 inches (4 cm)
ExplanationRecommended compression depth for pediatric CPR is 1.5 inches (4 cm).
#9
What is the purpose of an automated external defibrillator (AED) in CPR?
To deliver electric shocks to restore normal heart rhythm
ExplanationThe purpose of an AED in CPR is to deliver electric shocks to restore normal heart rhythm.
#10
During CPR, how often should you reassess the victim's responsiveness and pulse?
Every 2 minutes
ExplanationReassess responsiveness and pulse during CPR every 2 minutes.
#11
What is the recommended compression-ventilation ratio for a single rescuer performing CPR on an adult?
30:2
ExplanationThe recommended compression-ventilation ratio for single rescuer CPR on an adult is 30:2.
#12
What is the recommended compression rate for adult CPR?
120-140 compressions per minute
ExplanationRecommended compression rate for adult CPR is 120-140 compressions per minute.
#13
In CPR, what is the ratio of chest compressions to rescue breaths for adults?
30:2
ExplanationThe ratio of chest compressions to rescue breaths in adult CPR is 30:2.
#14
What is the recommended compression depth for infant CPR?
0.5 inch (1.25 cm)
ExplanationRecommended compression depth for infant CPR is 0.5 inch (1.25 cm).
#15
Which of the following is a common cause of cardiac arrest in adults?
Drug overdose
ExplanationDrug overdose is a common cause of cardiac arrest in adults.
#16
In BLS, what is the purpose of the 'C' (Circulation) step?
Initiate chest compressions
ExplanationThe purpose of the 'C' (Circulation) step in BLS is to initiate chest compressions.
#17
What is the recommended compression-ventilation ratio for a single rescuer performing CPR on an infant?
30:2
ExplanationThe recommended compression-ventilation ratio for two-rescuer infant CPR is 15:1.