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Biology Terms
Biology terms for week 1 in Challenge A of Winston Salem
| Term | Definition |
|---|---|
| Lung | Organ used to breathe, exchanges oxygen and carbon dioxide, houses the bronchioles and alveoli |
| Nasal Passage | Large air filled space above and behind the nose in the middle of the face |
| Nostrils | A place where inspired air, rich in oxygen, enters the body |
| Mouth | Another place where inspired air, rich in oxygen, enters the body |
| Epiglottis | flap of tissue which prevents food from entering the windpipe during swallowing |
| Larynx | contains the vocal cords |
| Trachea | the tube leading form the larynx to the brochi |
| Bronchi | the trachea divides into these right and left branches |
| Bronchiole | smaller branches of the bronchi |
| Alveoli | tiny air sacs where the exchange of gasses between air and blood takes place |
| Diaphragm | flat sheet of muscle separating the chest cavity from the abdominal cavity |
| Pharynx | Area at the back of the throat where the mouth and nasal cavity meet |
| Pleura | moist membrane covering the lung and chest cavity wall on each side |