HE435 Lecture Notes - Lecture 21: Salivary Gland, Gallbladder, Esophagus

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22 Mar 2021
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Digestive disease 1: overview of the digestive system, common digestive diseases, gerd and gastric issues, gall stones/ liver issues. Function of the digestive system: main functions of the digestive system, take in food, break it down into nutrient molecules, absorb molecules into the bloodstream, rid body of any ingestible remains. Overview of the digestive system: organs of the digestive system fall into two groups, 1. Accessory digestive organs: teeth, tongue, gallbladder, digestive glands: produce secretions that help break down foodstuffs (salivary glands, liver, pancreas) Economic and health care burden: health care expenditures for gastrointestinal diseases totalled . 9 billion, greater than other common diseases. Expenditures are likely to continue increasing: hepatitis (. 3 billion, esophageal disorders (. 1 billion, biliary tract disease (. 3 billion, abdominal pain (. 2 billion) Why do we have such poor gut health: genetics, diet, stress, lifestyle choices (excess alcohol, medications, microbiome.

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