Copd More Condition_symptoms Why Should People With COPD Not Receive More Than 28% O2?

Why should people with COPD not receive more than 28% o2? - copd more condition_symptoms

The stimulant is not breathing carbon dioxide. The secondary stimulus in oxygen low. Patients with emphysema in recent years are piling up above the normal level of CO2, but the body compensates for this. Finally, a high level of CO2 breathing more encouraging. So what remains? Small amounts of oxygen. When you become a patient with emphysema to stop breathing too much oxygen.
28% O2 appropriate. Some can not even take 24%.
Therefore, paramedics are not trained to give a concentration of patients with pulmonary emphysema with high O2, because it aggravated the situation.