1. emphasis on
high-quality CPR compression rate of at least per minute.-
: 100
2.depth of compressions for children to adult: 2 inches
3.depth of compression for infants: 1/3 of anterior/posterior diameter of chest. 1 1/2"
4.compressions should be started what time limit?: 10 seconds of recognition of cardiac arrest.
5.what are the signs of cardiac arrest?: victim is unresponsive/not breathing/in- effective breathing
6.time frame to start cpr once suspect of cardia arrest?: 10 seconds.
7.you should take no longer than seconds to check for a .: 10, pulse
8.what is the first rescuer to do upon arriving at the scene?: check for safety.
9. lone rescuer compression-ventilation ratio of to .: - compressions to 2 ventilations
10.explain hand placement for chest compressions: the heel of on hand should be placed on the center of the chest on the lower half of the breastbone .
11.when compressions are of the appropriate depth it creates to the body.: blood flow
12. allows the heart to refill with blood and is necessary for chest compressions to create blood flow: chest recoil
13.do not move the victim while CPR is in progress unless the victim is in a .: dangerous environment
14.the ventilation technique is not recommended for a lone rescuer during CPR: bag mask
15.avoiding excessive ventilation also avoids .: gastric inflation
16.during 2 rescuer adult CPR, rescuers switch duties after cycles. (or 2 minutes): 5
17. the second rescuer's' job is to
an open airway and to five .: maintain, breaths
18.what is the first step when using an AED after the victim is secured?: