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Home Q & A Board Biology-Related Homework Help General Biology
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kmuhs kmuhs
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Posts: 14
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12 years ago
I need a little help
 
3. What does the pump rate stimulate?

4. How did changing the radius effect FEV1 (%)?

7. What effect does the addition of surfactant have on airflow?

8. Why does surfactant affect airflow?
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#1
Educator
12 years ago
Quote from: kmuhs (12 years ago)
4. How did changing the radius effect FEV1 (%)?

Decreasing radius caused a decrease in FEV1 (%)

Quote from: kmuhs (12 years ago)
What does the pump rate stimulate?

Respiratory rate

Please remember that it's two questions per topic.
wrote...
#2
12 years ago
3. What does the pump rate simulate?

It stimulates respiratory rate.

7. What effect does the addition of surfactant have on the airflow?

It causes increased airflow

8. Why does surfactant affect airflow?

It causes reduced surface tension in the alveoli, so the alveoli can expand more.
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