Mastication or chewing its effects Definition Effects Break up large food particles;mixes the food with saliva;aid swallowing Deglutition or swallowing Definition *Process 1st,2nd 3rd phase Peristalsis lower esophageal sphincter • Mastication or chewing & its effects * Definition * Effects Break up large food particles; mixes the food with saliva; aid swallowing • Deglutition or swallowing * Definition * Process 1st, 2nd & 3rd phase Peristalsis & lower esophageal sphincter