Digestive System Explained | How Food is Digested in Human Body (KYM Guide)
Digestive System: How Food is Processed in Our Body ๐ English below | เฆฌাংเฆฒা เฆจিเฆে ๐ What is the Digestive System? The gastrointestinal (GI) system is responsible for: Digestion Absorption Utilization of food It consists of: ๐ Alimentary canal + Accessory organs ๐งฉ Alimentary Canal (G.I. Tract) ๐ Mouth Teeth chew food Saliva helps digestion Food becomes soft mass called bolus ๐ฃ️ Pharynx Passage behind mouth Divided into oral, nasal & laryngeal parts ๐ Oesophagus Muscular tube (~10 inches) Pushes food to stomach ๐ซ Stomach J-shaped muscular organ Contains: Fundus Body Antrum ๐ Gastric juice contains: Hydrochloric Acid (HCl) Pepsin Gastric Lipase ๐ Function: Protein digestion Enzyme activation ๐งช Small Intestine Parts: Duodenum Jejunum Ileum ๐ Enzymes: Proteolytic (Trypsin) Lipolytic (Lipase) Amylolytic (Maltase, Lactase) ๐ Main function: ✔️ Digestion completion ✔️ Nutrient absorption ๐ฝ Large Intestine Parts: Colon Rectum ๐ Functions: Water absorption (≈90%) Stool form...