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2. What causes the gases to move in the lungs during gas exchange​

2 Answers

4 votes

Answer:

it is the respiratory track

User Ed Bayiates
by
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3 votes

Answer:

Step-by-step explanation:

Gas molecules move down a pressure gradient; in other words, gas moves from a region of high pressure to a region of low pressure. The partial pressure of oxygen is high in the alveoli and low in the blood of the pulmonary capillaries.

User DigTheDoug
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