NUTRITION
DIGESTIVE SYSTEM
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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In humans, where does digestion start? ?
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Stomach
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Small Intestine
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Buccal Cavity
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Liver
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Explanation:
Detailed explanation-1: -The buccal cavity or oral cavity is the beginning of the alimentary canal, which leads from the pharynx to the oesophagus. It is separated by the palate and functions as an entrance to the digestive system and is composed of the teeth, tongue, and palate.
Detailed explanation-2: -Digestion begins in the mouth. The food is ground up by the teeth and moistened with saliva to make it easy to swallow. Saliva also has a special chemical, called an enzyme, which starts breaking down carbohydrates into sugars.
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