The gas mixture used to provide relief for the respiration is:
A
Ne+O2
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B
Xe+N2
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C
Xe+O2
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D
O2+He
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Solution
The correct option is DO2+He Heliox (O2+He) is the gas mixture used for asthma patient containing 21% O2 and 79% He because He does not dissolve in blood and acts as O2 carrier.