WEN WE FEEL DROWSY, OUR BREATHING RATE SLOW DOWN?
Does our body receive sufficient oxygen?
Why???
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our body receive sufficient oxygen for that drowsy period because that action required less oxygen than other heavy exercise.
Answered by
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WE FEEL DROWSY BECAUSE THERE IS NOt SUFFICIENT OXYGEN REACHING THE BODY TISSUES MIGHT BE DUE TO INCREASE CO2 LEVEL IN BLOOD THATS WHY TO ELIMINATE CO2 WE YAWN.
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