observe the above diagram and answer the given questions.
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it's related to the gaseous exchange in alveoli
part a is alveoli and b is blood vessel
part a is alveoli and b is blood vessel
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A. It is a section of alveolus with pulmonary capillary.
B. A-alveolar cavity
B- blood capillary
C. Respiratory system.
D. transport of respiratory gases takes place.
About 97% of oxygen is transported , and 20-25% of carbon dioxide is transported.
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