Adult chest compressions QuizPlease 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 Depth of 1/3rd chest diameter (2inches/5cms) Minimize interruptions Minimize chest recoil A rate of 100-120 compressions/min Why is chest recoil important1 Heart can get injured if there's no recoil Ribcage gets strengthened with recoil Increased chest pressures impair blood flow returning to the heart Chest recoil helps with oxygenation Regarding depth of chest compressions1 Compress 5cm depth Compress 1/3rd the chest Compress as deep as possible Compress upto 4cm in adults For chest compressions to be effective, the surface should be1 Soft and fluffly to avoid injuries Flat and firm Surface with a bump in middle It doesn't matter 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 What happens with interruptions in chest compressions?1 Improved output from heart Drastic improvement in perfusion Perfusion pressures go down Rescuers get tired Single rescuer Adult BLS Adult breaths Back to: Adult chest compressions
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 Depth of 1/3rd chest diameter (2inches/5cms) Minimize interruptions Minimize chest recoil A rate of 100-120 compressions/min Why is chest recoil important1 Heart can get injured if there's no recoil Ribcage gets strengthened with recoil Increased chest pressures impair blood flow returning to the heart Chest recoil helps with oxygenation Regarding depth of chest compressions1 Compress 5cm depth Compress 1/3rd the chest Compress as deep as possible Compress upto 4cm in adults For chest compressions to be effective, the surface should be1 Soft and fluffly to avoid injuries Flat and firm Surface with a bump in middle It doesn't matter 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 What happens with interruptions in chest compressions?1 Improved output from heart Drastic improvement in perfusion Perfusion pressures go down Rescuers get tired
