improvements in tech

• diagnosis:

  • new diagnosis methods remove need for patients
  • made process more quickly and comfortable
  • X rays used to diagnose broken bones
  • CT scans used to diagnose tumours and growth in body
  • Blood tests used to diagnose illness through blood
  • endoscope is tiny camera that is swallowed to diagnose problems in digestive system
• hospital:

  • radiotherapy used to shrink tumours - treatment for cancer
  • prosthetic limbs used to replace amputated limbs
  • keyhole surgery uses tiny cameras and instruments to perform operation with small cut
  • patients can heal much quicker
• discovery of structure of DNA:

  • discovered in 1953 by Crick and Waston
  • worked with X-rays and microscopes to build model of DNA
  • discovered DNA stored all genetic information and pass down to children
  • able to map code of DNA
  • able to understand cause of genetic diseases
• Human Genome Project:

  • launched in 1990
  • full set of hereditary information found in human DNA
  • completed in 2003
  • scientists able to collect information to identify differences in DNA of different humans
  • identify genes for genetic disease