#1
Which of the following is the first step in basic life support?
Check for responsiveness
ExplanationInitiate care by assessing the victim's responsiveness.
#2
In the 'ABC' of basic life support, what does 'C' stand for?
Circulation
ExplanationAddressing blood circulation is the focus in the 'C' of ABC.
#3
What is the correct compression-to-ventilation ratio for adult CPR?
30:2
ExplanationPerform 30 chest compressions followed by 2 rescue breaths.
#4
What is the recommended depth of chest compressions for adult CPR?
At least 2 inches (5 cm)
ExplanationEnsure chest compressions are at least 2 inches deep to be effective.
#5
What is the recommended compression rate for adult CPR?
100-120 compressions per minute
ExplanationMaintain a compression rate between 100-120 compressions per minute.
#6
Which of the following is a common cause of cardiac arrest?
Arrhythmia
ExplanationArrhythmias can lead to cardiac arrest by disrupting heart rhythm.
#7
What is the correct hand placement for performing chest compressions during adult CPR?
Over the lower half of the sternum
ExplanationPlace hands over the lower sternum for effective chest compressions.
#8
Which of the following rhythms is shockable during cardiac arrest?
Ventricular fibrillation (VF)
ExplanationVF is a shockable rhythm requiring defibrillation.