To download mp3 (audio): Click "Download mp3" button
To Cut/Crop mp3: Please use the slider below and click on "Download mp3" button to download the selected part.
Note that video to mp3 conversion output is limited to 10 minutes.
This information is intended for educational purposes only, and should not be interpreted as medical advice. Please consult your physician for advice about changes that may affect your health.
This Animation video teaches you the basic concept of Gas Exchange in the respiratory system.
What is gas exchange
How does gas exchange work
Why is gas exchange important