Gas Exchange In Humans Flashcards
1
Q
How are the alveoli adapted for gas exchange?
A
- Huge number
- Lined with fluid that allows gases to dissolve
- Walls one cel, thick
- Excellent blood supply
- Capillary wall single cell thickness
- Short diffusion distance
2
Q
Design an experiment to measure the effect of exercise on breathing rate
A
- Measure rate
- Do exercise
- Measure rate every minute for 10 minutes
3
Q
What is bronchitis?
A
Cilia destroyed
4
Q
What is emphysema?
A
Alveoli walls break down, reducing surface area for diffusion