Andreas Vesalius

• When did Vesalius use his observations and why?

  during dissections to understand the human body
• How many mistakes did Vesalius find in Galen's original anatomy work?

  300
• What is Vesalius' most famous book called?

  On the Fabric of the Human Body
• When was Vesalius' most famous book published?

  1543
• What were limitations of Vesalius' work?

  physicians still used Galen's work instead of doing their own observations and dissections
• What discoveries did Vesalius make?

  • The human jaw has one bone, not two
  • The human breastbone has three parts, not seven
  • Blood does not flow into the heart through invisible holes in the septum but is 'diffused' through it