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 Based on
all the information we just covered, I want you to match the oxygen-related step
with the responsible structure or system by placing the appropriate letter in the box.
If you have trouble doing this, please review chapter 7 in your text and the previous section of this module (Respiratory System).
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Oxygen-Related Step
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Responsible Structure
or System
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1.
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Intake of oxygen into the body
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A. Capillary density
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2.
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Delivery of oxygen to the working tissues
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B. Cardiovascular system
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3.
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Uptake of oxygen into the working cells
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C. Mitochondrial density
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4.
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Use of oxygen by the working cells
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D. Respiratory system
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