Nutrition: Chapter 7

• Proteins: important for growing and repairing cells/ proteins are broken down to amino acids to synthesize enzymes
• Carbohydrates: broke down into glucose to use for in respiration/ it's the main source of energy
• Fats and Oils: source of energy/ fats deposited under skin to use for insulation
• Vitamin C: for healthy bones, skins and gums/ to keep lining of blood vessels healthy
• Vitamin D: strong bones and teeth
• Calcium: strong bones and teeth/ involved in blood clotting
• Iron: is needed to make hemoglobin in red blood cells
• Fibre: adds bulk to food so that it moves easily down the digestive system/ helps prevent bowel cancer
• Water: its continually being lost in excretion and sweating, must be constantly replaced
• Scurvy: caused by lack of vitamin c
• Symptoms: anemia, exhaustion, spontaneous bleeding, tooth lost, swelling
• Rickets: lack of vitamin D and calcium
• Symptoms of rickets: bone pain, lack of bone growth, weak soft bones
• Anemia: lack of iron
• Symptoms: fatigue, pale-yellowish skin, irregular heartbeat
• Balanced diet: contains all the nutrients in the right propotions