BLS Basic life support (Latest 2020 AHA)
0 of 18 lessons complete (0%)
Exit Course
Back to lesson
Adult chest compressions in CPR Quiz
1.
What happens with interruptions in chest compressions?
1
Rescuers get tired
Perfusion pressures go down
Drastic improvement in perfusion
Improved output from heart
2.
Regarding depth of chest compressions
1
Compress as deep as possible
Compress 1/3rd the chest
Compress 5cm depth
Compress upto 4cm in adults
3.
What happens when you compress at a faster rate than recommended 100-120 / min?
1
You will get tired faster
Oxygen cannot reach lungs
You might break the ribcage
Heart chambers will not have time to refill
4.
Why is chest recoil important
1
Ribcage gets strengthened with recoil
Increased chest pressures impair blood flow returning to the heart
Heart can get injured if there’s no recoil
Chest recoil helps with oxygenation
5.
Which is not a feature of high quality CPR
1
Minimize interruptions
Depth of 1/3rd chest diameter (2inches/5cms)
Minimize chest recoil
A rate of 100-120 compressions/min
6.
Position of your hands during Chest compressions
1
Place them close to the neck
At 90 degrees to the floor, with straight elbows
At 90 degrees to the floor, with elbows bent to 90 degrees
Place them at the center of abdomen
7.
For chest compressions to be effective, the surface should be
1
Flat and firm
It doesn’t matter
Surface with a bump in middle
Soft and fluffly to avoid injuries
