BI110 Study Guide - Final Guide: Place Of Articulation, Vocal Folds, Bronchus
Document Summary
Pharynx-the pharynx is about 12. 5 cm long and lined by a mucus membrane. The two nasal cavities,the mouth,the esophagus,larynx and auditory tubes all have openings into the pharynx. The function is a passageway for foods and liquids, air distribution and passageway for air. Larynx-several pieces of cartilage framework which is covered in a mucus lining. The vocal cords stretch across the interior of the larynx. The function is air distriution,passageway for air to move to and from lungs and voice production. Laryngeal cancer-incidence increases with age and alcohol abuse and treatment may involve removal of the larynx. Laryngitis-inflammation of the larynx resulting from infection or irritation. A muscus lined tube about 11 cm long that extends from the larynx into the thoraic cavity. C shaped rings of cartilage hold the trachea open. It serves as a passage wayfor air to move to and from the lungs.
