Deglutition is also known as ‘Swallowing’, it is the process by which the food taken passing through the oral cavity into the Gastrointestinal tract. Deglutition is divided into 3 stages: Oral stage Pharyngeal stage Esophageal stage. The stages are divided into Voluntary and Involuntary stages Voluntary: Oral stage Involuntary: Pharyngeal stage Esophageal stage Oral Stage: [...]






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