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Encyclopedia article on Respiratory system [EncycloZine] (Site not responding. Last check: 2007-11-05) |
 | | The right and left bronchioles, terminal bronchioles, respiratory bronchioles, alveolar ducts, and alveoli form the right and left lung s respectively. |
| | The trachea, bronchi, bronchiles, and terminal bronchioles make up the conducting zone. |
| | The pulmonary blood vessel s generally accompany the airway s and also undergo numerous branchings. |
| encyclozine.com /Respiratory_system (786 words) |
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