Nutrition and Digestion.’ 🍽️

• Where is most of the bacteria in your body?

  Large intestine
• What are enzymes?


  Things that break down nutrients during digestion
• What are the types of enzymes for Carbohydrates?

  Carbohydrase, breaks down sugar into glucose
• What are the enzymes for Protein?

  Protease, which breaks down protein into amino acid
• What is the enzyme for Lipids?


  Lipase, breaks down lipids into fatty acids
• Where are Carbohydrates, Lipids and Protein digested?

  Carbohydrates: Mouth, stomach and small intestine. Lipids: Small intestine. Proteins: Stomach and small intestine.
• What are the parts of the digestive system?

  Mouth, esophagus, stomach, small intestine, large intestine, rectum, anus
• Give 2 risks of being overweight

  Heart attacks, strokes, Diabetes
• Give 2 risks of being underweight

  Lack of energy, dizziness
• What is the food test and colour change for Protein?

  Biuret, purple
• What is the food test and colour change of Starch?

  Iodine test, orange-yellow to blue-black.
• What is the food test and colour change of sugar?

  Benedict's test, blue to orange-red.
• What is the food test and colour change of Lipid solids?

  Ethanol, turns cloudy
• What is the food test for Lipid solids?

  Filter paper
• What are the 7 Nutrients?

  Carbohydrates, proteins, Lipids, vitamins, minerals, water, fiber.
• Give the reasons why each nutrient is Important:

  Carbohydrate: Main source of energy

  Protein: Growth and repair

  Vitamins and Minerals: Functuality

  Lipids: Warmth and protection/ insulation

  Fibre: Pushes down food through the digestive system

  Water: Hydration