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Respiratory System
Vocabulary
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| A | B |
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| breathing | what your body does when it takes in air and lets out used air |
| respiratory system | the body parts that work together to bring air into and push out of the body |
| cartilage | a tough but bendable body material it makes the windpipe stiff |
| inhale | breathing in |
| exhale | breathing out |
| breathing rate | the number of times you inhale in one minute |
| vocal cords | elastic bands found inside the larynx that vibrate to produce sound |
| larynx | also called a voice box, located at the top of the windpipe |
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