Mouth – Where digestion starts. The teeth grind food, and saliva starts breaking it down.Esophagus – A tube that pushes food down from the mouth to the stomach using muscular movement called peristalsis.Stomach – Breaks down food using acid and enzymes to turn it into a liquid mixture called chyme.Small Intestine – Absorbs nutrients from food into the blood. It’s where most digestion and nutrient absorption happens.Large Intestine (Colon) – Absorbs water and forms waste or stoolRectum and Anus – Stores and releases solid waste from the body.Liver – Produces bile to help digest fats and processes nutrients.Pancreas – Releases digestive enzymes and insulin for sugar control.Gallbladder – Stores bile produced by the liver.