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Q: Why do we need to be able to exchange gases?
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Why do stomates need to be opne?

To allow for the exchange of gases in and out of the plant.


What process is responsible for the exchange of gases in the alveoli and the blood?

The difference in the partial pressure of the gases in the blood coming to the lungs and the alveoli mediated the gas exchange. Without this difference we wont be able to breathe. Diaphragm in the thoracic cavity plays an important role in exchange of these respiratory gases.


What would happen is an aveoli was damaged?

We would not be able to exchange gases and we could not breathe well or at all.


Where in the lungs do you exchange gases?

In the lungs, exchange of gases occurs in the alveoli(sing: alveolus).


Where does the exchange of gases occur in the plant?

During the stage of photosynthesis, the exchange of gases occur in the leaves.


Exchange of gases?

perfusion


How can leafs exchange gases in the absence of light?

Light is necessary for the exchange of gases in plants.æ Light is what instigates photosynthesis and without photosythesis there can be no gas exchange.


What blood vessels do the exchange of gases occur?

the blood vessel which allows gas exchange to occur is the capillaries


Where does the acual exchange of gasoccur?

The actual exchange of gases occurs in the alveoli


Do you exchange gases in the lungs?

YES


How do lions exchange gases?

by mating


How does a platypus exchange gases?

it farts