Biology

Timeline created by shrhaled1
  • 200

    Galen (Roman Doctor)

    Said blood passes through the septum, and the heart pumps it to the muscles, where it is burned up.
  • Mar 10, 1250

    Ibn an Nafis (Persian Doctor)

    Said blood does not go through the septum, and is pumped past the lungs.
  • Mar 10, 1519

    Leonardo Da Vinci

    Made detailed drawings of the anatomy of the heart.
  • Mar 10, 1543

    Vesalius (professor at Padua)

    Said blood does not pass through the septum.
  • Mar 10, 1553

    Servetus (Italian Preacher)

    Said blood does go through the septum, and is pumped past the lungs.
  • Mar 10, 1559

    Columbo (Professor at Padua)

    Said blood does not go through the septum, and is pumped past the lungs.
  • Mar 10, 1571

    Caesalpino

    First used the word 'circulation' in relation to blood, but could not explain the process.
  • Fabricius (professor at Padua)

    Discovered valves in the veins only allow the blood to go one way.
  • William Harvey (British Doctor)

    Proved that blood circulates round the body, and described how it happened.