People of the Past Guided Notes
Fifth Century B.C
 Hippocrates
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Galen 129-210 A.D.
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 Very egotistical which led to bad guesses and unsupported theories. EX: evil spirits lived in blood
stream
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o Wrote on movement of muscle and nerves
 Reign came to an end with the Renaissance
Theophrastus Bombastus van Hohenheim (1493-1541)
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• Remembered by his chosen name Paracelsius to proclaim that he was superior even to Celsius
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– Lung ailments of miners
• Taught at University of Basel
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Andreas Vesalius 1514-64
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 Revolutionized the dissection of the cadaver by actually performing it himself (disproving many of
Galen’s theories)
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Greatest Medical book ever written:
Hans and Zacharias Janssen
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– This led to Galileo’s (Father of Modern Physics and Astronomy) telescope and seeing craters on
the moon.
Van Leeuwenhoek of Holland
 Known for
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 Fun Facts
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 More of a magnifying glass
Edward Jenner
 Known for
“…whenever I found out anything
remarkable, I have thought it my duty to
put down my discovery on paper, so that
all ingenious people might be informed
thereof…”
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Fun Facts
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o Vacca = cow (latin)
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Louis Pasteur
 Known for
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 Fun Facts
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"Imagination should give wings to our
thoughts but we always need decisive
experimental proof, and when the
moment comes to draw conclusions and
to interpret the gathered observations,
imagination must be checked and
documented by the factual results of the
experiment."
Ignaz Phillipp Semmelweis
 Known for
o
 Fun Facts
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o Made the doctors and medical students wash their hands with chlorinated lime
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John Snow
 Known for
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 Fun Facts
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Alexander Flemming
 Known for
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 Fun Facts
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David Ho
 Known for
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 Fun Facts
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“A spore that drifted into his lab and took
root on a culture dish started a chain of
events that altered forever the treatment
of bacterial infections”
By DR. DAVID HO