What is the digestive system GCSE?
In this regard, what is digestion GCSE?
Digestion is the breakdown of carbohydrates, proteins and fats into small soluble substances to be absorbed into the blood. Amylase, proteases and lipases are enzymes that are important in digestion. Biology (Single Science)
Additionally, what is the digestive system BBC Bitesize? The digestive system. Digestion is the process by which food is broken down to be absorbed into the blood stream and distributed around the body. The process is started by saliva in the mouth breaking down carbohydrates. In the stomach, enzymes and acid in digestive juices break down proteins, sugars and fats.
Regarding this, what does the stomach do GCSE?
In the stomach The stomach produces hydrochloric acid. It kills many harmful micro-organisms that might have been swallowed along with the food. The enzymes in the stomach work best in acidic conditions – at a low pH. Protein digestion starts here.
How are products used in digestion?
The digestive juices break foods down into very small particles that can be absorbed and used by the body. The absorbable forms of carbohydrates are monosaccharides, such as glucose and fructose. Proteins are absorbed as amino acids, and fats as fatty acids and glycerol.