ACLS BLS and High-Quality CPR 2

Question 1

During CPR on an adult, what is the recommended compression-to-ventilation ratio when two rescuers are present and an advanced airway has NOT been placed?

Accepted Answer

30:2

Answer

15:2

Answer

30:1

Answer

15:1

Question 2

Which action is MOST important in minimizing interruptions during chest compressions?

Accepted Answer

Pausing compressions only for rhythm checks and defibrillation

Answer

Switching compressors every 5 minutes

Answer

Performing ventilations during the upstroke of compressions

Answer

Using mechanical CPR devices whenever available

Question 3

A patient in cardiac arrest has a continuous waveform capnography reading of 8 mmHg despite ongoing CPR. What does this indicate?

Accepted Answer

CPR quality is poor and should be improved

Answer

CPR quality is adequate

Answer

The patient has ROSC

Answer

The patient is hyperventilated

Question 4

When providing rescue breaths during CPR, each breath should be delivered over how long a period?

Accepted Answer

1 second

Answer

Less than 0.5 seconds

Answer

2–3 seconds

Answer

3–4 seconds

Question 5

A 45-year-old collapses. You find no pulse after 10 seconds of checking. What is your FIRST action?

Accepted Answer

Begin chest compressions

Answer

Apply the AED and analyze rhythm

Answer

Open the airway and give 2 rescue breaths

Answer

Call for help and wait for EMS

Question 6

Which of the following best describes 'passive' or 'partial' CPR that reduces resuscitation effectiveness?

Accepted Answer

Shallow compressions at 1 inch depth

Answer

Compressions too fast at 130/min

Answer

Hands placed on the sternum instead of the lower half

Answer

Allowing full recoil between compressions

Question 7

When using a bag-mask device during two-rescuer CPR (without advanced airway), how should the rescuer delivering ventilations time breaths?

Accepted Answer

Pause compressions, deliver 2 breaths, then resume compressions

Answer

Deliver breaths continuously without pausing compressions

Answer

Deliver 1 breath every 6 seconds regardless of compressions

Answer

Deliver breaths only after every 5th compression