PART 1: GASTROINTESTINAL PHYSIOLOGYTopic 1: Salivary gland: SavilonTopic 2: Oesophageal sphincters: Upper oesophageal sphincter and lower oesophageal sphincterTopic 3: Stomach as an Acid ProducerTopic 4: Homeostasis of gastric acid secretion: neurocrine, paracrine and endocrine system, proton pump inhibitors. Alkaline tideTopic 5: Gastric mucosal barrier, Helicobacter pyloriTopic 6: Gastric motility: (Migrating Motor Complex, Receptive Relaxation,...