Question

Describe the composition of saliva and add a note on regulation
of salivary secretion.​

Answer 1

Answer:

Composition. Produced in salivary glands, human saliva comprises 99.5% water, but also contains many important substances, including electrolytes, mucus, antibacterial compounds and various enzymes. Electrolytes: 2–21 mmol/L sodium (lower than blood plasma)