1.

Which of the following is not an electrolyte present in saliva?(a) Na^+(b) Ca^2+(c) K^+(d) Cl^–I have been asked this question by my college professor while I was bunking the class.The doubt is from Digestion of Food-2 in section Digestion and Absorption of Biology – Class 11

Answer»

Correct ANSWER is (b) Ca^2+

To elaborate: The SALIVA secreted into the oral cavity contains electrolytes which contain NA^+, K^+, Cl^–, HCO3 and enzymes like salivary amylase. Saliva ALSO contains an antibacterial, lysozyme.



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