Answer:1. Part : MouthFunction : Begins mechanical digestion by chewing and chemical digestion with saliva.2. Part : EsophagusFunction : Moves food from the mouth to the stomach through peristalsis.3. Part : StomachFunction : Mixes food with digestive juices; breaks down proteins.4. Part : LiverFunction : Produces bile to help digest fats.5. Part : GallbladderFunction : Stores and releases bile into the small intestine.6. Part : PancreasFunction : Produces enzymes and insulin; aids in digestion and blood sugar regulation.7. Part : Small IntestineFunction : Absorbs nutrients from digested food.8. Part : Large IntestineFunction : Absorbs water and forms feces.9. Part : RectumFunction : Stores feces before elimination.10. Part : AnusFunction : Releases waste (feces) from the body.11. Part : AppendixFunction : Aids immune system; function is minor in digestion.12. Part : TongueFunction : Helps in chewing, swallowing, and tasting food.