How deep should chest compressions be when CPR is administered to a pulseless adult?

Question

Quizplus · Accepted Answer

Chest compressions for an adult are done on the lower half of the sternum between the nipples,with the heel of one hand and with the other hand on top compressing 1½ to 2 inches.
½ to 1 inch and 1 to 1½ inches is no longer recommended.For children or infants,the recommendation is 1/3 to ½ the depth of the chest.2½ to 3 inches is too deep for the average adult. is no longer recommended.

How Deep Should Chest Compressions Be When CPR Is Administered