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Explore the intricate processes of digestion, including ingestion, mechanical processing, secretion, absorption, and excretion. Learn about the steps involved in digestion, from crushing food in the mouth to chemical breakdown in the stomach and extraction of useful materials in the small intestine. Discover the functions of key digestive organs like the liver, stomach, pancreas, and more.
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Functions of the digestive system • Ingestion • Mechanical processing • Digestion • Secretion • Absorption • Excretion
Steps in Digestion • Mouth – Crushing and grinding • Stomach – Chemical Breakdown • Small Intestine – Useful material extracted • Colon – Water removal
Salivary Gland Teeth Tongue Epiglottis Esophagus Liver Stomach Gall Bladder Bile Duct Duodenum Pancreas Transverse Colon Ascending Colon Small Intestine Descending colon Appendix Rectum