Question

The inner lining of stomach produces and releases many secretions. Name any two
secretions and state their function.

Answer 1

1. Hydrochloric acid is secreted by paritel cell Hydrochloric acid activates pepsinogen into the enzyme pepsin, which then helps digestion by breaking the bonds linking amino acids, a process known as proteolysis.

2.muccus cells secrete muccus which protect stomach from the acidic effect of HCl

Answer 2

1.gastric pits in stomach inner lining secrete mucus it protect the stomach from its own secretions such as HCl
2. pepsinogen get activate in stomach as pepsin and start protein digestion in stomach