The pH value of saliva before meal is __ and after meal is _.

5, 7.4

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7, 10

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7.4, 5.8

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2, 5

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Solution

The correct option is C 7.4, 5.8
The pH of saliva is usually between 6.5 - 7.5. Mostly, the pH of saliva is 7.4, which is equal to the pH of blood that is 7.4, & pH of spinal fluid that is also 7.4. The pH of saliva after meal is 5.8 as the activity of bacteria increases acidity.

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The pH value of saliva before meal is ______ and after meal is _____.

The correct option is C 7.4, 5.8The pH of saliva is usually between 6.5 - 7.5. Mostly, the pH of saliva is 7.4, which is equal to the pH of blood that is 7.4, & pH of spinal fluid that is also 7.4. The pH of saliva after meal is 5.8 as the activity of bacteria increases acidity.

The pH value of saliva before meal is __ and after meal is _.

The correct option is C 7.4, 5.8
The pH of saliva is usually between 6.5 - 7.5. Mostly, the pH of saliva is 7.4, which is equal to the pH of blood that is 7.4, & pH of spinal fluid that is also 7.4. The pH of saliva after meal is 5.8 as the activity of bacteria increases acidity.