digestive system |
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| navigate by keyword : abdomen abdominal absorbed anatomical anatomy and anus appendix assimilated background bladder body breakdown can cavity colon components design diagram digest digestion digestive duodenum education esophagus first food gall gallbladder gastrointestinal gland glands has health healthy human illustration intestine into involves isolated jejunum large learning liver male man many medical medicine mouth oral organ pancreas process rectum science scientific section smaller spleen stages starts stomach system the trachea tract which |
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| In the human digestive system, the process of digestion has many stages, the first of which starts in the mouth (oral cavity). Digestion involves the breakdown of food into smaller and smaller components which can be absorbed and assimilated into the body. |
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