#1
What does BLS stand for in medical terms?
Basic Life Support
ExplanationBLS stands for Basic Life Support, which involves immediate medical care to sustain life during emergencies.
#2
Which of the following is a primary goal of Basic Life Support?
Restoring blood flow and breathing
ExplanationThe primary goal of Basic Life Support is to restore blood flow and breathing in order to maintain vital functions.
#3
What is the first step in the BLS algorithm for adults?
Check for responsiveness
ExplanationThe first step in the BLS algorithm for adults is to check for responsiveness, ensuring the victim needs immediate assistance.
#4
In BLS, what is the recommended compression rate for adults?
80-100 compressions per minute
ExplanationThe recommended compression rate for adults during BLS is between 80-100 compressions per minute for optimal circulation.
#5
In BLS, what should be done first when encountering an unresponsive victim?
Call for help
ExplanationThe first step when encountering an unresponsive victim in BLS is to call for help, initiating the emergency response process.
#6
During BLS, what ratio of chest compressions to rescue breaths is recommended for adults?
30:2
ExplanationThe recommended ratio of chest compressions to rescue breaths for adults during BLS is 30:2.
#7
What is the correct hand placement for chest compressions in adult BLS?
Lower half of the sternum
ExplanationIn adult BLS, the correct hand placement for chest compressions is on the lower half of the sternum.
#8
Which of the following is a common cause of cardiac arrest in adults?
Heart attack
ExplanationA heart attack is a common cause of cardiac arrest in adults during which immediate BLS intervention is crucial.
#9
What is the purpose of the recovery position in BLS?
To maintain an open airway
ExplanationThe recovery position in BLS is used to maintain an open airway and facilitate breathing in unconscious individuals.
#10
What is the purpose of the AED (Automated External Defibrillator) in BLS?
To deliver electric shocks to restore heart rhythm
ExplanationThe AED in BLS is used to deliver electric shocks, restoring normal heart rhythm during cardiac emergencies.
#11
During BLS, when should rescue breaths be administered?
Only if the victim is not breathing
ExplanationRescue breaths should be administered during BLS only if the victim is not breathing, complementing chest compressions.
#12
In BLS, what does the 'C' in the ABCDs of resuscitation stand for?
Circulation
ExplanationIn BLS, the 'C' in the ABCDs of resuscitation stands for Circulation, emphasizing the importance of maintaining blood flow.
#13
In BLS, what is the recommended depth of chest compressions for adults?
2 inches
ExplanationThe recommended depth of chest compressions for adults during BLS is 2 inches to effectively circulate blood.
#14
In pediatric BLS, what is the recommended compression depth for chest compressions?
1.5 inches
ExplanationThe recommended compression depth for chest compressions in pediatric BLS for children is 1.5 inches.
#15
What is the purpose of the head-tilt, chin-lift maneuver in BLS?
To clear the airway
ExplanationThe head-tilt, chin-lift maneuver in BLS is performed to clear the airway and facilitate effective breathing.
#16
In BLS, what is the recommended ratio of chest compressions to rescue breaths for infants?
30:2
ExplanationThe recommended ratio of chest compressions to rescue breaths for infants during BLS is 30:2.
#17
During BLS, how deep should chest compressions be for adolescents?
1.5 inches
ExplanationFor adolescents in BLS, the recommended depth for chest compressions is 1.5 inches.