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512 BCE
Alcmaeon of Croton distinguished veins from arteries
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300 BCE
Diocles wrote the first known anatomy book
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280 BCE
Herophilus studys the nervous system
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Period: 500 to Dec 31, 1300
middle ages
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1249
spectacles are made
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Period: Jan 1, 1301 to
Renaissance
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1489
Leonardo da Vinci dissects corpses
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first microscope
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Christopher wren experiments with canine blood transfusions
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Anton Leeuwenhoek finds out about blood cells
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Period: to
industrial revolution
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milkmaids exposed to cowpoxs
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Crawford Long uses ether as a anesthetic for the first time
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Charles Gabriel and Alexander Wood make a syringe
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Louis Pasteur leads to the idea that germs are a cause of disease
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First vaccine developed for Bubonic plague
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Period: to
Modern world
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Period: to
21st Century
