infection and response

• what are communicable diseases

  what are some exapmles
• what are non communicable diseases

  what are some examples
• what causes the spread of communicable diseases

  name several examples
• what is the definition of health

  1
• what are some other examples of causing ill

  health
• people with a defective immune system are more prone to suffer with infectious diseases

  easy
• physical illnesses could factor to people suffering mental probblems

  remember
• what are pathogens
• why is bacteria harmful
• viruses CANNOT reproduce by THEMSELVES they need a host in order to 


  reproduce
• what are the different ways pathogens are spreaded

  air,water,direct contact
• what are some of the ways we can reduce the spread of pathogens

  vaccination

  isolation

  general hygiene

  drinking clean water

  using protection
• viruses cannot be killed with antibiotics
• how are measels spread
• what are the symptoms of measels
• how are measels spreaded
• how is measels prevented in young children

  vaccination
• HIV is where the virus is attacking the person cells of their immune system, this causes servere damage to the persons immune system so its prone to other infections and diseases as the body is now vulnerable.

  remember
• what is now the body prone to when a person with HIV and their immune system is serverly damaged.
• what is aids
• How is hiv spread

  sexual contact

  exchanging body fluids
• how do we stop hiv

  antiretrovial drugs
• what are the cons and pros taking these drugs
• bacterial diseases can be killed with an antibiotic
• what causes salmonella
• what are some symptoms of salmonella

  fever

  abdominal cramps

  vomitting

  diarohhea
• what is gonorrehea and what are the effects

  is a sexual transmitted disease that passes bacteria from one person to the next.
• what are the symptoms of gonherrea

  yellow/greendischarge

  pain when urinating
• some ways to treat gonherra

  penicillin-but some became antibiotic resistant so its uneffective

  using protection

  or should be tested if either one of them has gonherrea
• malaria is a protist
• how is malaria passed one to another

  remember
• how to prevent malaria from growing

  drain mosquitoes from water

  spray still areas with intiscides

  use mosquito nets when sleeping
• what are some of non specific defensive system

  skin acts like a huge physical barrier as it consists of lots of dead skin which makes it harder for pathogens to penetrate through

  
  

  oil on the skin which kill bacteria

  
  

  we form skabs when we get a cut

  
  

  our nostrills contain small hairs and mucus which traps pathogens

  
  

  in our trachea and bronchis we have lots of cillia hairs which traps mucus
• what are the two functions of the immune system

  is to destroy pathogens and to prevent them from releasing toxins into the bloodstream.

  Also the immune system helps to prevent the pathogens from attacking again.
• what are the 3 ways that white blood cells help to protect the immune system

  phagocytisis

  releasing anti toxins

  creating antibodies
• what is the process of phagocytisis

  telll me
• rose black spots

  this is caused by a fungus. It leaves blacks and purple spots and would eventually turn yellow and fall off.
• what are the effects of rose balck spots

  this decreases the rate of photosynthesis and the rate of growth because the number of chlorophyll in the leaves decreases.
• how is it spread and how do we treat them

  water

  wind

  we have to remove them and destroy the plants an infected leaves

  Using fungicides to prevent the spread of the pathogens