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SS1 Foods & Nutrition

Digestive system

Overview

The meaning of digestion. Defining simple metabolic terms. Describing the digestive processes of each nutrient in the mouth and oesophagus. Describing the digestive processes of each nutrient in the stomach and intestine. Discussing different enzymes in relation to different nutrients. Explaining the role of water and roughages in the digestive process.

What you'll learn
  • Meaning of digestion.
  • Definition of simple metabolic terms e.g. enzymes, absorption.
  • Digestion and absorption of nutrients( carbohy drates, proteins etc) in the mouth and esophagus.
  • Digestion and absorption of nutrients( carbohy drates, proteins etc) in the stomach and intestines.
  • Functions of enzymes e.g. ptyalin, amylase, trypsin, maltase etc
  • The role of water in digestion and absorption.