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Respiratory system
finished
| Question | Answer |
|---|---|
| What is the main function of the respiratory system? | set of organs that supplies the body with oxygen(breathing) |
| Nose and Mouth | passages for air; nose lined with cilia tiny hair protections trap dirt and air particles |
| Trachea | tube in throat that takes air to and from lungs (windpipe) |
| Epiglottis | flap of tissue in the back of mouth that covers the trachea to prevent food from entering. |
| Diaphragm | large dome-shaped muscle below the lungs that expands and relaxes to breath |
| Lungs | two large organs that exchanges oxygen and carbon dioxide |
| Bronchi | two tubes that branch from the trachea; one tube leads to each lung |
| Inhaling | your diaphragm moves down and your rib cage expands |
| Inside the lungs | the bronchi divides into smaller passages called bronchial |
| Exhaling | your diaphragm pushes up, and your ribs move in and down forcing air out of the lungs |
Created by:
beachboy22
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