Question

describe the structure of digestive system with diagram

Answer 1

The human digestive system consists of the gastrointestinal tract plus the accessory organs of digestion (the tongue, salivary glands, pancreas, liver, and gallbladder). Digestion involves the breakdown of food into smaller and smaller components, until they can be absorbed and assimilated into the body. The process of digestion has many stages. The first stage is the cephalic phase of digestion which begins with gastric secretions in response to the sight and smell of food. The next stage starts in the mouth.

Answer 2

The human digestive system consists of alimentary canal ..

The alimentary canal in human beings is approximately 9m long tube which extends from mouth to anus

1)buccal cavity

2) Oesophagus

3) stomach

4)duodenum

5)ileum (small intestine)

6)colon

7)Rectum(large intestine)