OESOPHAGUS STOMACH
BODY OF STOMACH
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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water
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digestive enzymes
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electrolytes
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antibacterial compounds
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Detailed explanation-1: -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.
Detailed explanation-2: -saliva, a thick, colourless, opalescent fluid that is constantly present in the mouth of humans and other vertebrates. It is composed of water, mucus, proteins, mineral salts, and amylase.
Detailed explanation-3: -[47, 48] Saliva also contains lysozyme, an enzyme that lyses many bacteria and prevents the overgrowth of oral microbial populations. [46–50] Initiation of starch digestion: In most species, the serous and acinar cells secrete an alpha amylase which can begin to digest dietary starch into maltose.