Question

action of ptyalin stops in the stomach explain

Answer 1

Answer:

Explanation:

✯  Ptyalin is an enzyme and therefore it is made up of protein. when it enters the stomach, the HCL in the stomach denatures the protein and thus ptyalin becomes inactive or the activity stops.

✯ Hope this helps....✯

Answer 2

The action of Ptylin stops in the stomach due to acidic ph of stomach.

• Ptylin can only act on ph near 6.8 while the ph of stomach is 1.8 which makes it acidic in nature.
• The ptylin acts on food to make food bolus which passed further into stomach ,when the food bolus reaches stomach it have the saliva with it which contains ptylin enzyme,slowly slowly with the help of churning movement the bolus get coated with HCl released in the stomach.