Good Stuff Happens in 1:1 Meetings: Why you need them and how to do them well
عرض تقديمي (1).pptx
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The body requires a constant supply of oxygen in order to live.
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The respiratory system delivers oxygen to various tissues and
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removes metabolic waste from these tissues via the blood.
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Breathing requires the continual work of the muscles in the chest
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wall.
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Contraction of the diaphragm and external intercostals muscles
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expands the lungs’ volume and air enters the lungs.