The pH in the digestive system shows how acidic or alkaline each part is. Saliva is slightly acidic to neutral (pH 6.5–7.5). In the stomach, the top part has a pH of 4.0–6.5, while the ...
The pH in the digestive system shows how acidic or alkaline each part is. Saliva is slightly acidic to neutral (pH 6.5–7.5). In the stomach, the top part has a pH of 4.0–6.5, while the ...