Gas Exchange Flashcards
To Learn Gas Exchange (4 cards)
1
Q
What is gas exchange?
A
Gas exchange is the process by which oxygen is absorbed into the blood and carbon dioxide is removed from the blood in the lungs.
2
Q
What is the function of the alveoli in the lungs?
A
Alveoli are tiny air sacs where oxygen and carbon dioxide are exchanged between the air and the blood.
3
Q
How does the circulatory system help in gas exchange?
A
The circulatory system transports oxygen from the lungs to the cells and carries carbon dioxide from the cells back to the lungs for exhalation.
4
Q
What happens to the breathing rate during exercise?
A
The breathing rate increases to supply more oxygen to the muscles and remove excess carbon dioxide.
