swallowing mechanism Flashcards

1
Q

4 stages of swallow in adults

A
  1. oral preperation
  2. oral transit
  3. pharyngeal
  4. esophageal
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2
Q

pre oral

A

involves alertness, food selection, and food presentation into the oral cavity

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3
Q

oral cavity

A

responsible for bolus containment and preperation

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4
Q

oropharynx

A

propulsion and velopharyngeal function

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5
Q

bolus retention (oral prep)

A

lip closure, tongue position, position of the velum

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6
Q

mastication

A

-lips retain and direct food back to tongue and teeth
-tongue positions food to a position where it can be chewed usually the molars
-teeth grind the food
-tongue takes the food mixes with saliva then back to teeth

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7
Q

anterior 2/3 of tongue for taste

A

facial cranial nerve

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8
Q

posterior 1/3 of tongue

A

glossopharyngeal nerve

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