Physical Digestion: The stomach muscles churn and mix the food , Chyme thickens into solid waste as water is absorbed through the large intestines, food is torn into smaller pieces by chewing, peristalsis pushes the food down the esophagus and into the stomach, bile from the gallbladder breaks down fat into smaller fat droplets, Food particles are mixed together and broken up into smaller food particles, Chemical Digestion: salivary enzymes break down nutrients into simple sugar molecules, acid and enzymes in the stomach breaks proteins down into a new substance , enzymes from the pancreas and liver break down nutrients into new molecules, enzymes begin to break down fat into different substances: fatty acids and glycerol., large food molecules are broken down into small nutrient molecules.,

Physical vs Chemical Digestion

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