level: Functions of the Respiratory system
Questions and Answers List
level questions: Functions of the Respiratory system
| Question | Answer |
|---|---|
| Why do we inhale air? | To bring oxygen into the body. |
| What gas is removed when we exhale? | Carbon dioxide. (there are more gases exhaled including oxygen, but main purpose is to expel Carbon Dioxide). |
| The respiratory system can do the following to increase the amount of oxygen we take in if and when required? | Increase depth of breathing or speed of breathing. |