2024 CPPS 303 - Gastrointestinal 2 ( Function and Regulation in Gastric Digestion ) Latest Questions With Complete Grade A Answers

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1. 3 General Functions of the Stomach Answer: 1) Storage 2) Digestion 3) Protection 2. How much food can an adult store? Answer: 1 litre 3. Gastric Accommodation Answer: Plasticity of the smoo... th stomach muscles - Closely associated with vagovagal reflex - Allows stomach to stretch/relax to accompany incoming food 4. How much chyme is emptied from the stomach into the duodenum at a time? Answer: 3 ml 5. Stomach Contraction intervals Answer: 12-20s 6. How long doesit take for the stomach to fully empty it's contents? Answer: 2-4 hours 7. 2) Digestion Answer: Mechanical and chemical digestion - To break down proteins and fats (no carbs) 8. Mechanical Digestion Answer: Peristaltic contractions - Closely related to the frequency and intensity of gastric motility 9. Peristaltic contractions Answer: Appears in the mid-section (body) of the stomach - Mixing - Propulsion - Grinding (churning) [Show More]

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