- 
  
  tracheotomy
- 
  
  
- 
  
  
- 
  
  Barbers would cut more than just hair, they would also perrform surgery
- 
  
  
- 
  
  Hospitals were built and used to treat the people who were ill
- 
  
  you could now study the human body
- 
  
  allowed sharing of discoveries to be quicker
- 
  
  
- 
  
  created a reflective microscope
- 
  
  
- 
  
  at this time nobody knew how blood circulated through the body
- 
  
  new tools were invented
- 
  
  discoverd vaccines
- 
  
  
- 
  
  first time someone had used soap to disinfect equipment
- 
  
  
- 
  
  Created the first X-ray
- 
  
  
- 
  
  
- 
  
  showed the first full body scan
- 
  
  People were now not allowed to smoke in certain places
- 
  
  Rhazes discovered the difference betwwen smallpox and measles