The first enzyme that acts on food in the digestive system is
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When the food is taken into the mouth, the first enzyme that acts on food is salivary amylase that break down the carbohydrates (starch) into simple sugars. It is secreted by the salivary glands in mouth.
Therefore, the correct answer is option D.
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Amylase is a digestive enzyme that acts on starch in food, breaking it down into smaller carbohydrate molecules. Once food along with salivary amylase enters the stomach, action of hydrolytic enzymes lead to amylase deactivation. In case, the undigested starch still remains, how will it be digested?
Which one of the following is not a digestive enzyme in the human system?
(a) What is common for Cuscuta, ticks and leeches? (b) Name the substances on which the following enzymes act in the human digestive system : (i) Trypsin (ii) Amylase (iii) Pepsin (iv) Lipase (c) Why the absorption of digested food occurs mainly in the small intestine?
The first enzyme to mix with food in the digestive tract is : (a) pepsin (b) cellulose (c) amylase (d) trypsin
Arrange the parts of the digestive system in the order food passes through it - with the first part on top.