The general trend of pH change in the digestive system from mouth to the small intestine is alkaline, then acidic, then alkaline.
How does the pH change from the mouth to the anus in the digestive system ?
Asked in MPSC CS Prelims 2015 · Topic: Digestive System (Composition and Functions of Digestive Juices: Saliva, Gastric Juice, Pancreatic Juice, Bile, Intestinal Juice)
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