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What is the primary function of the alveoli in the respiratory system?
What is the primary function of the alveoli in the respiratory system?
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Practice Questions
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Q1
What is the primary function of the alveoli in the respiratory system?
To filter air
To exchange gases
To produce mucus
To regulate blood pH
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The alveoli are tiny air sacs in the lungs where the exchange of oxygen and carbon dioxide occurs.
Questions & Step-by-step Solutions
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Q
Q: What is the primary function of the alveoli in the respiratory system?
Solution:
The alveoli are tiny air sacs in the lungs where the exchange of oxygen and carbon dioxide occurs.
Steps: 6
Show Steps
Step 1: Understand that the respiratory system helps us breathe.
Step 2: Know that the lungs are a key part of the respiratory system.
Step 3: Learn that alveoli are small air sacs located in the lungs.
Step 4: Realize that the main job of the alveoli is to exchange gases.
Step 5: Identify that oxygen from the air enters the blood through the alveoli.
Step 6: Understand that carbon dioxide, a waste gas, leaves the blood and goes into the alveoli to be exhaled.
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