mouth. - Where digestion begins as teeth chew food into smaller pieces aided by saliva's digestive juices, making swallowing easier, gullet - Food travels through it, also known as the esophagus, propelled by muscles, ensuring its journey when upside down., stomach - It, filled with digestive juices, breaks down food, mixes it, kills bacteria, and prepares simpler substances for the next stage., small intestine - It does most digestion, absorbs nutrients with folded walls (villi), and sends digested food into the bloodstream, linking to the body's systems., large intestine - It absorbs water and minerals from undigested food, helping move waste to the rectum for temporary storage., rectum - When it is full, the brain signals for bowel movement to eliminate waste through the anus.,

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