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