Question

presentation on digestion​

Answer 1

Answer:

The digestive system ppt

1. Introduction The digestive system is used for breaking down food into nutrients which then pass into the circulatory system and are taken to where they are needed in the body.

2. Functions of the Digestive System Ingest food Break down food into nutrient molecules Absorb molecules into the bloodstream Rid the body of indigestible remains

3. Introduction There are four stages to food processing: 1. Ingestion: taking in food 2.Digestion: breaking down food into nutrients 3. Absorption: taking in nutrients by cells 4.Egestion: removing any leftover wastes