Digestive system - gastrointestinal tract plus the accessory organs of digestion Digestion ..., Stomach - saclike expansion of the digestive system, between the esophagus and the small intestine; it is located in the anterior portion of the abdominal cavity in most vertebrates., Small intestine - is an organ in the gastrointestinal tract where most of the absorption of nutrients and minerals from food takes place., Esophagus - is a muscular tube connecting the throat (pharynx) with the stomach. , Mouth - is the beginning of the digestive tract. , Liver - produces bile for fat digestion and elimination. In addition, nutrients are stored in the liver, and toxins and chemicals are filtered, Gallbladder - is a small pouch that sits just under the liver, Large intestine - is the portion of the digestive system most responsible for absorption of water from the indigestible residue of food., Rectum - is the final straight portion of the large intestine in humans and some other mammals, and the gut in others.,

digestive system

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