Lung volumes and spirometer Flashcards
1
Q
What is a spirometer
A
a spirometer is used to measure different aspects of how the lungs are working.
2
Q
How do you use a spirometer?
A
A person using a spirometer breathes in and out of an airtight chamber, causing it to move up and down.
These movements can be recorded on a revolving drum or on a computer.
3
Q
What is tidal volume
A
Is the normal breathing volume, about 0.5dm3.
4
Q
What is Inspiratory reserve volume and expiratory reserve volume
A
Are the maximum amount you can breathe in and out.
5
Q
What is Residual volume
A
is the air that is in the lungs after you have fully breathed out
6
Q
What is Vital capacity
A
is the total volume from fully breathed in to fully breathed out
7
Q
What is Total lung capacity
A
is the vital capacity plus the residual volume.
