B5 health and disease

• What’s the name for a disease that can be transmitted between individuals?

  Communicable disease

  What’s the name for a disease that can’t be transmitted between individuals?

  Non-communicable disease
• Name four types of pathogen

  Viruses, bacteria, fungi and protists
• What is cholera caused by?

  bacteria

  What is a symptom of cholera?

  diarrhoea
• What is a pathogen?

  A disease causing organism
• What is tuberculosis caused by?

  bacteria

  What is a symptom of tuberculosis ?

  Lung damage
• What is chalara ash dieback caused by?

  fungi

  Give two symptoms of chalara ash dieback

  Leaf loss and bark lesions
• What is malaria caused by?

  protists

  What is an effect of malaria?

  Damage to blood and liver
• What is HIV caused by?

  virus

  What is an effect of HIV?

  Destroys white blood cells leading to the onset of AIDS
• How is the pathogen that causes cholera spread?

  water
• How is the pathogen that causes tuberculosis spread?

  airborne
• How is the pathogen that causes malaria spread?

  Animal vectors
• How is the pathogen that causes HIV spread?

  Sexual contact
• How is the pathogen that causes chalara ash dieback spread?

  airborne
• What is the equation for BMI?

  BMI = mass (kg) / height (m)2
• State three possible treatments for cardiovascular disease

  Life-long medication, surgical procedures, lifestyle changes
• phagocytosis

  white blood cells BINDS ENGULFS AND DESTROYS pathogens
• produces antitoxins

  neutralise toxins released by pathgogens by binding to them
• produces antibodies

  complementary to a pathogens anitgen

  clump pathogens together so its easier for WBC to do phagocytosis

  TRIGGER MEMORY LYMPHOCYTES