Question
The diagram below shows part of a mammalian respiratory system.
a) Explain two ways in which the part labeled T is adapted to its functions.
b) How does the part labeled S facilitate breathing?
a) Explain two ways in which the part labeled T is adapted to its functions.
b) How does the part labeled S facilitate breathing?
Answer
(a)
- Moist to dissolve respiratory gases
- Highly vascularised to transport respiratory gases
- Thin surface for quick diffusion of respiratory gases
(b) Contracts and flattens which increases the volume of the thoracic cavity reducing the air pressure
- Moist to dissolve respiratory gases
- Highly vascularised to transport respiratory gases
- Thin surface for quick diffusion of respiratory gases
(b) Contracts and flattens which increases the volume of the thoracic cavity reducing the air pressure
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