Gas Exchange Flashcards
1
Q
What is the function of the respiratory system?
A
The function is to exchange two gases, oxygen and carbon dioxide
2
Q
Where does the exchange happen?
A
It takes place in millions of alveoli in the lungs and the capillaries that envelop them.
3
Q
Where does the inhaled oxygen move from?
A
It moves from the alveoli to the blood in the capillaries
4
Q
Where does the carbon dioxide move from?
A
Moves from the blood in the capillaries to the air
5
Q
Where is the alveolus wall
A
2nd wall
