CD 225 Lecture Notes - Lecture 12: Multiple Sclerosis, Scintigraphy, Amyotrophic Lateral Sclerosis
29 Mar 2017
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The passage of a bolus through the oral, pharyngeal, and esophageal structures to the stomach: dysphagia: That can occur at any point during the passage of the bolus through the oral, pharyngeal, and esophageal structures to the stomach. Disorders of swallowing: slps who work with dysphagia disorder may work with. Behavioral psychologist, physiatrist: swallowing disorders increase the risk of. May lead to aspiration and pneumonia: gastroesophageal reflux. Lifespan perspectives: occur at any age, newborns: Develop unhealthy habits: outcomes of swallowing disorders include: Swallowing and feeding anatomy o the swallowing process: anticipatory phase salivating. Moved to back of mouth swallow reflex triggered: oral initiation to pharyngeal phase, pharyngeal phase velum stop bolus from entering nasal cavity creation of pressure. Hyoid bone rise, larynx up and forward vocal folds close, epiglottis lowered. Muscles of esophagus move bolus down in peristaltic contractions. If swallow delayed or not triggered, aspiration can occur. Open velopharyngeal port allows food into nasal cavity.
