In humans, the digestion of carbohydrates like starch, begins in which of the following parts?
- A.Rectum
- B.Small Intestine
- C.Oesophagus
- D.Buccal cavity
Show answer
In humans the digestion of starch begins in the buccal cavity, that is the mouth. The salivary glands pour out about 1.5 litres of saliva a day, and the enzyme in it, salivary amylase or ptyalin, breaks starch into the simpler sugar maltose.
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