Understand the digestive system and diet - Lesson 1 in the Level 3 Certificate/Extended Certificate APPLIED SCIENCE The human body. Learning Objectives: The key components of the digestive system, including the liver, the gall bladder and pancreas. The roles of each organ in the digestive system and how they each play a part in mechanical and/or chemical digestion.

Less 2 Hydrolysis Condensation reactions Unit 4 The Human Body. Applied Science AQA The role of condensation and hydrolysis reactions in the bond-making and bond-breaking of carbohydrates, proteins and lipids in chemical digestion and assimilation. The roles of hydrochloric acid, bile and mucus in the digestive system and how each of these affects enzyme-controlled digestion. The role of carbohydrases, proteases and lipases in the digestion of carbohydrates, proteins and lipids. The effect of gastrin on digestion.