non communicable diseases

• one type of non communicable disease would be genetic disorder caused by faulty alleles of genes. genetic disorders can be passef to offspring but not to any other person.
• another cause of non communicable disease is malnutrition
• malnutrition occurs when you get too little or too much of particular nutrients from your food.
• the lack of a certain nutrient can cause a specific deficiency disease
• protein: kwashiorkor
• symptoms of kwashiorkor - protein deficiency


  enlarged belly, small muscles, failure to grow properly
• sources of protein


  meat, fish, dairy, eggs, pulses
• vitiman c : scurvey
• symptoms of vitiman c deficiency - scurvt


  swelling and bleeding gums, muscle and joint pain, tiredness
• sources of vitiman c

  citrus fruits, vegetables/ leafy greens
• vitamin c: rickets/ osteomalacia
• symptoms of rickets/ vitiman d

  soft bones, curved legs
• sources of vitamin d: oily fish, calcium, dairy
• iron: anaemia
• symptoms of anaemia/ iron deficiency


  smaller red blood cells, reduced number of
• sources or iron


  red meat, leafy greens, egg yolk
• some diseases caused by lifestyle
• alcohol over a longer period of time can lead to liver damage and cirrhosis
• what do non-communicable diseases have in common?

  mostly caused by lifestyle, cannot be passed to another person
• how can diet affect malnutrition?

  Nutrient deficiency which leads to malnutrition
• why does alcohol cause problems for people and society?

  Addiction, liver cirrhosis, death
• explain why sickle cell disease is a non-communicable disease: It's not caused by anything the parents did before or during the pregnancy and you cannot catch it from someone who has it.
• suggest how scurvy should be treated?

  Vitamin C
• suggest why kwashiorkor is usually only seen in people living in very poor parts of the world: high rates of poverty and food scarcity. 
• explain why deficiency diseases are examples of malnutrition: lack of nutrients in the diet
• explain why liver disease is non-communicable: because it cannot be passed on
• explain how a persons diet can cause anaemia


  a lack of iron in the diet will lead to a deficiency - anaemia