Inhalation and Exhalation Flashcards
(5 cards)
1
Q
What happens to the diaphragm when inhaling?
A
It is pulled down by muscles increasing the air volume.
2
Q
Does the pressure inside the chest increase or decrease? (when exhaling)
A
Increase
3
Q
What happens to the ribs when inhaling?
A
The muscles between ribs contract.
4
Q
How much oxygen is made when we breathe?
A
20% is breathed in then 16% is breathed out because of the amount the body has absorbed.
5
Q
How much CO2 is made when we breathe?
A
More is made when we breathe out that is because it is made as we breathe in.
