Cardio-respiratory (http://stgan

2. Oxygen will be drawn into the apnoeic lung at a rate equal to the difference between O2 utilisation and CO2 production. 3. The arterial PCO2 will exceed the venous PCO2 by about 2 mm Hg after three minutes of apnoea. 4. Apnoea can be safely sustained for no longer than ten minutes. Ans:1,3 ................
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