Gas Exchange In Humans Flashcards

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1
Q

How are the alveoli adapted for gas exchange?

A
  1. Huge number
  2. Lined with fluid that allows gases to dissolve
  3. Walls one cel, thick
  4. Excellent blood supply
  5. Capillary wall single cell thickness
  6. Short diffusion distance
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2
Q

Design an experiment to measure the effect of exercise on breathing rate

A
  1. Measure rate
  2. Do exercise
  3. Measure rate every minute for 10 minutes
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3
Q

What is bronchitis?

A

Cilia destroyed

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4
Q

What is emphysema?

A

Alveoli walls break down, reducing surface area for diffusion

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