BLS Practice Test

Question 1

Which technique is primarily used to maintain circulation in BLS?

Rescue breathing

Chest compressions

Defibrillation

Airway management

Question 2

What is the aim of rescue breathing in BLS?

To provide nutrients to the brain

To deliver oxygen-rich air to the lungs

To remove toxins from the blood

To cool down the body

Question 3

True or False: The compression-to-ventilation ratio for a single rescuer performing CPR on an infant is 30:2.

True

False

Question 4

What should be done if a choking person becomes unconscious?

Continue with abdominal thrusts

Start CPR

Perform more back blows

Wait for EMS to arrive

Question 5

What modification is recommended for chest compressions in late-stage pregnancy?

Compress slightly lower on the sternum

Compress slightly higher on the sternum

Use only one hand for compressions

Avoid chest compressions

Question 6

Which component of the Chain of Survival involves the use of AEDs?

Immediate Recognition and Activation of Emergency Response

Early CPR

Rapid Defibrillation

Post-Cardiac Arrest Care

Question 7

What legal principle protects BLS providers when aiding in emergencies?

Confidentiality

Good Samaritan Laws

Autonomy

Justice

Question 8

True or False: The two-thumb encircling hands technique is recommended for single-rescuer infant CPR.

True

False

Question 9

What is the primary action to take if someone collapses and is unresponsive?

Place them in the recovery position

Check for responsiveness and call for emergency medical services

Administer rescue breaths immediately

Give them water to drink

Question 10

True or False: During CPR, you should allow complete chest recoil between compressions.

True

False