Chapter 26, Problem 19DYKB

Summary Introduction

To describe:

The processes of chemical digestion that takes place in the stomach.

Concept introduction:

Digestion is of two types: chemical and mechanical digestion. In chemical digestion, the ingested food particles are broken down into simpler forms by the action certain chemical enzymes. The chemical bonds present in the food particles is broken down. It creates chemical changes in food due to which chemical structure of food changes. Stomach consists of some secretory cells whose secretions help in the chemical digestion of food.