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
Minimize chest recoil
Depth of 1/3rd chest diameter (2inches/5cms)
Minimize interruptions
A rate of 100-120 compressions/min
2.
What happens when you compress at a faster rate than recommended 100-120 / min?
1
You might break the ribcage
Heart chambers will not have time to refill
You will get tired faster
Oxygen cannot reach lungs
3.
For chest compressions to be effective, the surface should be
1
Flat and firm
Soft and fluffly to avoid injuries
It doesn’t matter
Surface with a bump in middle
4.
What happens with interruptions in chest compressions?
1
Drastic improvement in perfusion
Perfusion pressures go down
Improved output from heart
Rescuers get tired
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.
Position of your hands during Chest compressions
1
At 90 degrees to the floor, with straight elbows
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
7.
Regarding depth of chest compressions
1
Compress upto 4cm in adults
Compress 1/3rd the chest
Compress as deep as possible
Compress 5cm depth
