Adult chest compressions QuizMedCourseMay 23, 2021 Please sign up for the course before taking this quiz. What happens when you compress at a faster rate than recommended 100-120 / min?1 Heart chambers will not have time to refill Oxygen cannot reach lungs You will get tired faster You might break the ribcage Which is not a feature of high quality CPR1 Minimize interruptions Depth of 1/3rd chest diameter (2inches/5cms) A rate of 100-120 compressions/min Minimize chest recoil For chest compressions to be effective, the surface should be1 Surface with a bump in middle Flat and firm Soft and fluffly to avoid injuries It doesn't matter What happens with interruptions in chest compressions?1 Rescuers get tired Improved output from heart Drastic improvement in perfusion Perfusion pressures go down Regarding depth of chest compressions1 Compress 1/3rd the chest Compress as deep as possible Compress upto 4cm in adults Compress 5cm depth Why is chest recoil important1 Chest recoil helps with oxygenation Heart can get injured if there's no recoil Ribcage gets strengthened with recoil Increased chest pressures impair blood flow returning to the heart Position of your hands during Chest compressions1 Place them at the center of abdomen Place them close to the neck At 90 degrees to the floor, with elbows bent to 90 degrees At 90 degrees to the floor, with straight elbows Single rescuer Adult BLS Adult breaths - methods of delivery Back to: Adult chest compressions
