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body systems - Coggle Diagram

- - - - It is not known what causes autoimmune illnesses like Graves’ disease. Autoimmune illnesses are more common in females. Graves’ disease is more common in women aged 20 to 40 years and in people who have a family history of the condition.
    - - racing heart
        
        sweating
        
        weight loss
        
        irritability
        
        fatigue and sleep loss
  - - - The thyroid is a gland in the neck, near the base of the throat. The thyroid gland makes hormones that help control some of the body’s metabolic processes, such as heart rate, blood pressure, body temperature and weight.
    - - an enlarged thyroid (goitre)
        
        breathlessness
        
        eye problems
        
        increased appetite
        
        tremor
        
        sweating
        
        changes in bowel habits or menstrual patterns
        
        thin skin
        
        fine, brittle hair
        
        difficulty sleepin
  - - - iodine deficiency
      - autoimmune diseases, in which your immune system attacks your own body, leading either to
        hyperthyroidism (caused by Graves’ disease) or hypothyroidism (caused by Hashimoto's disease)
      - inflammation of the thyroid (which may or may not cause pain), caused by a virus or bacteria
      - nodules, or non-cancerous lumps, inside the thyroid
      - cancerous tumours on the thyroid gland
      - certain medical treatments, including radiation therapy, thyroid surgery, and some medicines
      - some genetic disorders
- - - - the skin is the first line of defence against infections
      - the skin is made up of skin cells which secrets oils that inhance the barrier function of the skin