Infection and response

• What does communicable mean and give an example 


  You can catch it

  Salmonella or HIV/AIDS
• What does non communicable mean and give an example 


  Genetic illness

  Cystic Fibrosis & type 1 diabetes
• Name 3 effects of excessive drinking


  Slow reaction time

  kidney failure

  heart disease
• Definition : Benign Tumour 


  Growths of abnormal cells in 1 area
• Definition : Malignant tumours 


  Cancer cells that can invade neighbouring tissue
• Definition: placebo

  A dummy drug given to a patient that tastes and looks the same
• definition : double blind trial

  When the patient nor doctor knows who is getting the drug or placebo
• How are drug trial kept fair

  same amount of food / water

  following set protocol

  recording all data
• What happens in the preclinical trials 


  disease is targeted

  drug tested on cells to test toxicity

  drugs tested on animals
• What happens in the clinical trial

  Drugs left are tested on healthy humans to test for side effects

  If they seem safe they are given to u healthy patients to test for dosage

  drug licensed
• causes of cancer

  Age

  diet

  radiation

  genes
• Body defences examples 


  Tears

  skin

  platelets

  cilia hairs

  hydrochloric acid
• Name the 4 microorganisms that cause disease

  Virus

  bacteria

  fungus

  protist
• Name a Protist disease 


  Malaria (blood)
• name a virus 


  Tobacco Mosiac virus (plants)

  HIV / AIDS
• Name a bacterial disease 


  Salmonella

  gonorrhoea
• Name a fungal disease

  Rose black spot (plants)

  Athletes foot
• What pathogens to Phagocytes target

  Any
• What pathogens to Lymphocytes target 


  Specific pathogens (a type of WBC)