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17.1 Science Vocab.
| Term | Definition |
|---|---|
| respiration | the process in which oxygen and glucose undergo a complex series of chemical reactions inside cells. |
| cilia | tiny hairlike extensions that can move together in a sweeping motion. |
| pharynx | the throat. |
| trachea | the windpipe. |
| bronchi | the passages that direct air into the lungs. |
| lungs | the main organs of the respiratory system. |
| alveoli | sights of gas exchange. |
| diaphragm | a large, dome shaped muscle that plays an important role in breathing. |
| larynx | the voice box. |
| vocal cords | two folds of connective tissue that produce your voice. |