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Unformatted text preview: a. auditory (Eustachian) tubes - open here b. pharyngeal tonsil (adenoid) 2. oropharynx- posterior to oral cavity a. fauces - opening from the mouth The Respiratory System b. palantine and lingual tonsils 3. laryngopharynx- most inferior portion a. larynx (voice box) located anteriorly b. esophagus located inferiorly C. Larynx (Voice Box) 1. 9 segments of cartilage a. unpaired - thyroid, epiglottic, cricoid b. paired - arytenoid, corniculate, cuneiform 2. thyroid cartilage (Adam's apple) 3. epiglottis- covers larynx to route food a. glottis - vocal folds (cords) for sound 4. cricoid cartlage- attaches larynx to trachea 5. arytenoid cartilage- attached to vocal folds 6. Voice Production a. ventricular folds (false cords) i. hold breath against thoracic air pressure b. vocal cords (true cords) ii. vibrate to produce different frequencies c. pharynx, mouth, sinuses, nose, tongue, lips iii. alter the sound...
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