BLS Exam QuizPlease sign up for the course before taking this quiz.In which of these cases, AED pads can be used normally?1 If there's an implanted ICD under skin If there is excess hair on chest Unresponsive adult without pulse If there is a medicine patch If the victim is in water What happens when you give excess air while ventilating?1 Heart's own blood supply is stopped Next breath will be difficult Venous return to the heart is compromised Blood pressure goes up What is the ration of chest compressions to breaths in adults?1 30:2 for single rescuer, 15:2 for 2 rescuer 15 compressions to 1 breath 30 breaths to 2 compressions 100-120 compressions to 2 breaths in a minute 30 compressions to 2 breaths For chest compressions to be effective, the surface should be1 Soft and fluffly to avoid injuries Surface with a bump in middle It doesn't matter Flat and firm What happens with interruptions in chest compressions?1 Perfusion pressures go down Rescuers get tired Drastic improvement in perfusion Improved output from heart What is knowing your limitations?1 Knowing what you are capable of doing and what you are not good at. Knowing the limits of your work location Knowing when to stop the CPR Knowing the complete details about the case What is the full form of AED1 Automatic electric defibrillator Adult external defibrillator Automated external defibrillator Automatic energy delivery Automated energy device What is the first step in BLS?1 Check breathing Check if you have access to a phone. Check pulse Check for scene safety Check pulse and breathing simultaneously Roles in a 2-rescuer BLS in a cardiac arrest1 Both gives breaths. One secures the mask, the other squueezes the bag. One rescuer gives compressions and other waits for AED One rescuer can give breaths the other, compressions One rescuer goes to get an AED, the other gives breaths continuously What is closed loop communication1 Giving an order twice in a loop Acknowledge the order by saying "Got it" Speaking to each other in a closed room, sharing a secret Repeating the given orders back completely Why is chest recoil important1 Increased chest pressures impair blood flow returning to the heart Heart can get injured if there's no recoil Ribcage gets strengthened with recoil Chest recoil helps with oxygenation What to do after delivering a shock?1 Turn off the AED. and do CPR Check pulse for 10seconds Wait for 2 minutes Remove pads from chest Resume CPR for 2 minutes When do you check pulse during CPR?1 At the end of 5 cycles of CPR During compressions At the end of each breath At the end of 30 compressions, before giving a breath 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 Position of your hands during Chest compressions1 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 At 90 degrees to the floor, with straight elbows About rescue breaths1 Given every 5-6 seconds in someone with a pulse Given every 5-6 seconds in someone without a pulse Given every 2 seconds in someone with a pulse Given 30:2 in someone with a pulse Regarding depth of chest compressions1 Compress as deep as possible Compress 1/3rd the chest Compress upto 4cm in adults Compress 5cm depth What is step 1 while using AED?1 Remove batteries Plug in the connector Apply pads on victim Turn on the AED Call EMS What happens when you compress at a faster rate than recommended 100-120 / min?1 Oxygen cannot reach lungs Heart chambers will not have time to refill You will get tired faster You might break the ribcage In a 2-rescuer BLS1 Switch roles after 2 minutes Never switch roles Switch roles after 2 cycles Switch roles after 5 minutes How to check the response in an adult?1 Use a flash light Firmly tap the shoulders and shout Gently tap on feet Punch the victim till he responds Call his name in a calm composed manner Which of the following can help you suspect Airway obstruction?1 Gurgling sounds All of the options Snoring Stridor What is the national emergency number for INDIA?1 101 100 102 112 108 911 You are part of a team documenting the resuscitation. You notice the ventilations are ineffective. What should you do?1 Complain to the team lead at the end of CPR Pull him out and you start giving effective breaths Just document the error, do not intervene Tell the person giving breaths to take care of it What can AED shock do?1 Prevents the cardiac arrest Stop the abnormal rhythm Shocks the patient to calm him Start the regular rhythm Get the pulse back Back to: BLS Exam