"I just thought it was amusing he moved to the edge of the bed to take a selfie with his gummy vitamins, O2 tank and prescriptions pills on the bottom shelf. It looked totally staged."
Look at the O2 tank. It's OFF. the main valve (top handle) is parallel to the regulator. That's the CLOSED position for the main valve.
Since the O2 is OFF, what would be the purpose of the nasal cannula?
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