Chapter 16.3.3 and 4
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What was he into?
- a. Paracelsus=diagnosis and treatment of disease
- b. Anatomy was Vesalius
- i. Studied medicine in Paris; involved with Galen works , especially On Anatomical Proceduresà Vesalius emphasized practical research as principal avenue for understanding human anatomy
- a. Professor of surgeryà published On the Fabric of the Human Body in 1543
- i. Based on Paduan lectures, in which he deviated from traditional practice by personally dissecting a body to illustrate discussion
- ii. Presented careful examination of individual organs and general structure of the human body
- 1. Book possible due to artistic advances and technical developments of Renaissance
- a. Made possible creation of illustrations
- a. Hands-on approach to teaching anatomy= corrected Galen’s errors
- i. Galen’s assertions that great blood vessels originate from liverà Vesalius said they’re from the heart
- b. Still clung to Galen’s assertions including his idea of two kinds of blood in veins and arteries
- i. William Harvey corrected it with work on circulation of blood
I. William Harvey
- a. Attended Cambridge and Paduaà doctorate of medicine
- b. On the Motion of the Heart and Blood
- i. Did not break from Galen’s system
I. William Harvey
Work based on....
- a. Work based on meticulous observations and experiments led to demolishment of ancient Greek’s erroneous contentions
- i. Heart and not liver was beginning of circulation and same blood flows in both veins and arteries and blood makes complete circuit through body
- b. ideas not recognized until 1660s with discovery of capillaries
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