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The pH of saliva is maintained at
Option: 1
6.85 - 7.4
.
Option: 2
5.0 - 6.0
Option: 3
3.0 - 4.5
Option: 4
4.0 - 6.1
Answers (1)
Bicarbonate and phosphate ions are present in the saliva and function as chemical buffers, maintaining saliva at a pH between 6.85 and 7.4
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