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Dysphagia Lecture 7
Terms in this set (13)
True/False: The anatomical structure of an infant's swallowing mechanism should be considered an exact miniature of the adults mechanism.
What are some of the differences in infants anatomical structures of the swallowing mechanism from the adults?
-oral cavity is small and completely filled by the tongue
-lower jaw is small and slightly retracted
-newborns have a set of sucking pads in the cheeks to stabilize during the suck
-soft palate and epiglottis are touching at rest providing an additional valve at the back of the oral cavity
-larynx and hyoid are higher in the neck
-eustachian tube runs horizontally instead of vertically
What two things are in utero swallowing important for?
-regulation of amniotic fluid volume and composition
-recirculation of solutes from the fetal environment
True/False: The infant swallowing pattern differs of that from the adult.
How many pumps do normal developing infants use during the swallow?
2-7, more than 7 is abnormal
The number of tongue pumps in infants is related to what?
How much liquid is being expressed from each tongue pump, fewer pumps are required if large amounts of liquid are expressed on each pump, and vice versa
What are two differences in the infants pharyngeal swallow compared to an adults pharyngeal swallow?
-laryngeal elevation is markedly reduced, because anatomically it is already elevated under the base of the tongue
-the movement of the posterior pharyngeal wall has to be bigger in an infant
What are some causes of pediatric swallowing disorders?
-low birth weight
What are some signs/symptoms of pediatric swallowing disorders?
-arching or stiffening of the back during feeding
-irritability or lack of alertness during feeding
-failure to accept different kinds of foods
-prolonged feeding times
-drooling/leaking of food or liquid from the mouth
-gurgly, hoarse or breathy voice quality
-coughing or gagging during feeding
-recurring pneumonia or respiratory problems
What are some results of pediatric swallowing disorders?
-dehydration or poor nutrition
-pneumonia and chronic lung diseases
What are some causes of adult swallowing disorders?
-Spinal cord injury
What are some signs/symptoms of adult swallowing disorders?
-coughing during or immediately after eating or drinking
-wet, gurgly voice
-recurrent pneumonia or chest congestion
-weight loss or dehydration
What are some results of adult swallowing disorders?
-aspiration pneumonia & chronic lung disease
-lack of enjoyment when eating or drinking
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