Hypercapnia - increased voltage of carbon dioxide in arterial blood. Most often, hypercapnia occurs when breathing air with increased content C02and when emphysema, apnea and t, D. Hypercapnia causes stimulation of the respiratory centre and thus stimulates the increase of pulmonary ventilation. In this regard, patients are sometimes cause hypercapnia by the inhalation of oxygen and carbon dioxide (up to 7%). When hypercapnia breathing quickens and becomes worse. Sharp hypercapnia leads to a state of anesthesia, and then death can occur, caused by Central nervous system depression. If hypercapnia was the result of an illness, in the heart of the struggle with it should be the treatment of this disease. In severe cases, it is recommended to use oxygen therapy, and sometimes and apparatus of artificial respiration.