CPR Basic CPR 2

Question 1

What is the correct compression-to-ventilation ratio for one-rescuer adult CPR?

Accepted Answer

30:2

Answer

Single-rescuer adult CPR uses 30 chest compressions followed by 2 rescue breaths.

Question 2

How deep should chest compressions be on an adult victim?

Accepted Answer

At least 2 inches (5 cm)

Answer

Adult compressions should be at least 2 inches but no more than 2.4 inches deep.

Question 3

What is the recommended rate of chest compressions per minute?

Accepted Answer

100 to 120

Answer

Effective CPR uses a compression rate of 100 to 120 per minute.

Question 4

Where should you place your hands for adult chest compressions?

Accepted Answer

Center of the chest on the lower half of the breastbone

Answer

Hands are placed in the center of the chest on the lower half of the sternum.

Question 5

Why is full chest recoil important between compressions?

Accepted Answer

It allows the heart to refill with blood

Answer

Letting the chest fully recoil allows blood to return to the heart before the next compression.

CPR (Cardiopulmonary Resuscitation) Practice Test