swallowing mechanism Flashcards
1
Q
4 stages of swallow in adults
A
- oral preperation
- oral transit
- pharyngeal
- esophageal
2
Q
pre oral
A
involves alertness, food selection, and food presentation into the oral cavity
3
Q
oral cavity
A
responsible for bolus containment and preperation
4
Q
oropharynx
A
propulsion and velopharyngeal function
5
Q
bolus retention (oral prep)
A
lip closure, tongue position, position of the velum
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
7
Q
anterior 2/3 of tongue for taste
A
facial cranial nerve
8
Q
posterior 1/3 of tongue
A
glossopharyngeal nerve