Irelend Alexander & Health Care History

By irelendalexander
  • Period: 4000 BCE to 3000 BCE

    primitive times

  • Period: 800 BCE to 1400 BCE

    Middle Ages

  • Period: 400 BCE to 800 BCE

    Dark Ages

  • Roger Bacon
    1294

    Roger Bacon

    Roger Bacon promoted chemical remedies to treat disease
    researched optics and refraction (bending of light rays)
  • Period: 1350 to

    Renaissance

  • Period: 1501 to

    16th and 17th centuries

  • Michael Servetus - Renaissance
    1550

    Michael Servetus - Renaissance

    Michael described the circulatory system in the lungs and explained how digestion is a source of heat for the body
    alive 1511-1553
  • Period: to

    18th, 19th, 20th, and 21st centuries

  • Gabriel Fahrenheit

    created the first mercury thermometer in 1714