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In a bird, the correct sequence for a breath of air is a. anterior air sacs posterior air sacs lungs b. posterior air sacs lung

In a bird, the correct sequence for a breath of air is

a. anterior air sacs posterior air sacs lungs

b. posterior air sacs lung anterior air sacs

c. Para bronchi posterior air sacs anterior air sacs

d. posterior air sacs alveoli anterior air sacs e posterior air sacs capillaries cells

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