Emergency MedicineCardiopulmonary Resuscitation
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Basic Life Support (BLS) Quiz

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#1

What is the recommended depth of chest compressions for adult victims during CPR according to BLS guidelines?

2 inches (5 centimeters)
Explanation

Recommended depth for effective compressions.

#2

What is the recommended rate of chest compressions per minute for adult victims during CPR according to BLS guidelines?

100-120
Explanation

Optimal rate for effective CPR.

#3

What does the acronym 'CPR' stand for in Basic Life Support?

Cardiopulmonary Resuscitation
Explanation

Definition of CPR.

#4

What is the recommended compression depth for infant victims during CPR according to BLS guidelines?

1/2 inch (1.25 centimeters)
Explanation

Appropriate compression depth for infants.

#5

In BLS, what is the primary purpose of the jaw-thrust maneuver?

To open the airway
Explanation

Maneuver for airway management in suspected cervical spine injury.

#6

Which of the following is a correct step in the BLS algorithm for adult victims?

Start with 30 chest compressions
Explanation

Initial step in BLS algorithm.

#7

In BLS, what is the recommended compression-to-ventilation ratio for one-rescuer CPR in adult victims?

30:2
Explanation

Proper ratio for CPR.

#8

Which of the following actions should be taken first in the BLS algorithm for an unconscious adult victim?

Check for responsiveness
Explanation

Initial assessment step in BLS protocol.

#9

In BLS, what is the ratio of chest compressions to rescue breaths for two-rescuer CPR in adult victims?

30:2
Explanation

Compression to ventilation ratio with two rescuers.

#10

Which of the following is NOT a step in the BLS algorithm for adult victims?

Administer aspirin
Explanation

Exclusion from BLS protocol.

#11

During BLS, what is the primary objective of using an automated external defibrillator (AED)?

To analyze and treat cardiac arrhythmias
Explanation

Purpose of AED in BLS protocol.

#12

In BLS, what is the correct hand placement for chest compressions on an adult victim?

Upper third of the sternum
Explanation

Proper hand placement for effective compressions.

#13

During BLS, when should an AED be applied to a victim of sudden cardiac arrest?

After checking for responsiveness
Explanation

Timing for AED application.

#14

What is the primary purpose of the head-tilt/chin-lift maneuver in BLS?

To open the airway
Explanation

Maneuver to facilitate breathing.

#15

During BLS, what is the purpose of the recovery position?

To maintain an open airway
Explanation

Positioning to aid in airway management.

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