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lesson 4
| Question | Answer |
|---|---|
| how many beats does our heart beat a year? | 35 million times |
| how many chambers do you have in your heart? | 4 chambers |
| what does blue represent? | oxygen poor blood |
| what does red represent | oxygen rich blood |
| what is the aorta? | oxygen rich blood pumped out to the body |
| what id the pulmonary artery? | oxygen poor bloodpumped to the lungs to pick up oxygen |
| what is angina pectoris? | chest pain caused |
| what is atherosclerosis? | condition of plaque clogging an artery and causes the heart to recieve less oxygen |
| how can heart tissue be damaged? | injury,smoking,drug abuse,and excessive drinking |
| what is myocardial ischemia? | when cardiac oxygen supply and damand are different which means the heart is using more oxygen then it gets |
| surgical procedures- | angioplasty,bypass |
| what size is an aduts heart? | their two fists put together |
| where is the heart located? | in the center of the chest with a slight lean to the left |
| what are the cardiac emergencies? | cardiac distress and cardiac arrest |
| distress- | the heart is recieving less oxygen this would result in chest pain and a less efficient heart |
| blood clot- | when plaque builds up in a artery it may tare at times and blood platelets will stick to it |
| how can you get clogged arteries? | plaque |
| what is atherosclerosis? | plaque clogging an artery causing the heart to recieve less oxygen |
| blood clot- | when plaque builds up in a artery |
| what is first in the cardiac chain of survival? | early recognition and access |
| what is second in the cardiac chain of survival? | early CPR |
| true/false does CPR restart a heart? | false |
| what is first in the cardiac chain of survival? | early recognition and access |
| what is second in the cardiac chain of survival? | early CPR |
| true/false does CPR restart a heart? | false |
| what does a (AED) do? | it can re-establish an effective heart rhythum |
| why would you stop CPR? | 1. if the scene becomes unsafe 2.their breathing 3. aed is avaliable 4.too tired 5.ems is there |
| what is third in the cardiac chain of survival? | early defibrillation (AED) |
| how many chest compressions does one cycle have ? | 30 chest compressions |
| what does a (AED) do? | it can re-establish an effective heart rhythum |
| what is fourth in the cardiac chain of survival? | early advanced medical care |
| how many chest compressions does one cycle have ? | 30 chest compressions |
| how many rescue breaths do you give after the chest compressions?(one cycle) | 2 rescue breaths |