History Of Medicine Presentation
Published on Nov 18, 2015
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HISTORY OF MEDICINE
THE MOST MODERN UNDERSTANDING ABOUT DISEASES OCCURED AFTER PASTEUR'S GERM THEORY
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SPIRITS: b.c 7000
Ancient societies drilled holes in people's heads to release the evil spirits believed to cause disease.
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HUMORS: b.c 470-377
Greek physician Hippocrates hypothesizes that fluids, called humors, cause disease.
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HERBAL TREATMENTS: a.d 1330-1352
People use incense in an attempt to cure those with the Black Death, caused by bacteria transmitted by rats' fleas.
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ANATOMY: 1400-1600
People begin to study anatomy. This drawing was made in the Middle East in 1555.
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GERM THEORY: 1857
Louis Pasteur hypothesizes that disease is caused by small 'animals'.
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ANTISEPTIC TECHNIQUE: 1865
Joseph Lister finds that cleaning his surgical tools reduces patients' infections.
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KOCH'S POSTULATES: 1883
Robert Koch finds four conditions that prove a pathogen causes disease.
APPLYING ANTISEPTIC TECHNIQUE: 1900s
Cities start treating drinking water with chlorine, reducing the cases of cholera.
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ANTIBIOTICS: 1928
Sir Alexander Fleming discovered penicillin.
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POLIO VACCINE: 1955
Jonas Salk's vaccine against polio becomes available. The disease is eliminated in the U.S in 1994.
Photo by NASA's Marshall Space Flight Center
NEW DISEASES: 2002
The first cases of SARS, a disease that attacks the respiratory system, spring up in China.
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POLIO COMEBACK: 2005
Worldwide efforts increase to vaccinate people against polio, and the polio virus reemerges in fewer than ten people in the U.S.
Photo by The U.S. Army
