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