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Ch 16.2 -- GI System -- VTPP 435
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Palate
-separates mouth from nasal passages
-allows breathings and chewing to happen at same time
Saliva
-keep mouth and teeth clean
-neutralizes acids in food and mouth
-Amylase, Mucus, Lysozyme
Mucus
lubricates food particles to hold them together and slide down esophagus
Lysozyme
salivary enzyme that destroys bacteria by breaking down their cell walls
Simple Salivary Reflex
-chemo and pressure receptors in mouth respond to food
-triggers salivation
-receptors initiate impulses to salivary center