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BS1
Definitions
| Term | Definition |
|---|---|
| lines mucus membrane and fine hairs | nose |
| partition separating the right and left nasal cavities | nasal septum |
| air cavities with in the cranial bones that open into the nasal cavities | paranasal sinuses |
| serves as food and airway passage | Pharynx |
| lymphoid tissue located on posterior wall nasal cavity | adenoid |
| lymphoid tissue located on lateral wall at junction of oral cavity | tonsils |
| location of vocal cords | larynx |
| flap of cartilage that automatically covers the opening of larynx and keeps food from larynx | epiglottis |
| passageway for air through bronchi and larynx | trachea |
| one of two branches from the trachea that conducts the air into the lungs | bronchus |
| smallest subdivision of bronchi tree | bronchioles |
| air sacs where gas exchange occur | alveoli |
| Chest | thorax |
| two sponge like organs in thoracic cavity | lungs |
| DBL folded membrane serous covering each lung | pleura |
| muscular portion that separates thoracic cavity from the abdominal cavity | diaphragm |
| space between the lungs where heart is | Mediastinum |