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Which structure is the final layer for oxygen to encounter before diffusing into the bloodstream?

a. Surfactant Layer
b. Alveolar Space
c. Capillary Wall
d. Bronchioles

User Dienow
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1 Answer

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C. capillary Wall 'CAuse first the oxygen goes into your alveolus and then pass through the capillary wall so hemoglobine can carry it to other tissues
User Michael Ilyin
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