BLS Basic life support (Latest 2020 AHA)
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Adult chest compressions in CPR Quiz
1.
Regarding depth of chest compressions
1
Compress as deep as possible
Compress upto 4cm in adults
Compress 5cm depth
Compress 1/3rd the chest
2.
For chest compressions to be effective, the surface should be
1
It doesn’t matter
Flat and firm
Surface with a bump in middle
Soft and fluffly to avoid injuries
3.
What happens when you compress at a faster rate than recommended 100-120 / min?
1
Oxygen cannot reach lungs
Heart chambers will not have time to refill
You will get tired faster
You might break the ribcage
4.
Position of your hands during Chest compressions
1
At 90 degrees to the floor, with elbows bent to 90 degrees
At 90 degrees to the floor, with straight elbows
Place them at the center of abdomen
Place them close to the neck
5.
Why is chest recoil important
1
Heart can get injured if there’s no recoil
Increased chest pressures impair blood flow returning to the heart
Ribcage gets strengthened with recoil
Chest recoil helps with oxygenation
6.
What happens with interruptions in chest compressions?
1
Improved output from heart
Rescuers get tired
Drastic improvement in perfusion
Perfusion pressures go down
7.
Which is not a feature of high quality CPR
1
Depth of 1/3rd chest diameter (2inches/5cms)
Minimize chest recoil
Minimize interruptions
A rate of 100-120 compressions/min
