-
100,000 BCE
Ancient Times
•Humans had to protect themselves against predators
•Herbs and plants used as medicine -
1000 BCE
Egyptians
•Earliest to keep accurate historical records -
300 BCE
Jewish Medicine
•Avoided medical practice
•Concentrated on health rules of food, cleanliness, and quarantine -
300 BCE
Greek Medicine
•First to study cause of disease
•Aesculapius: staff and serpent symbols of medical -
100 BCE
Roman Medicine
•Learned from Greeks and developed sanitation system
•First to organize medical care -
600
Dark Ages
•Terrible epidemics
•Bubonic plague (Black Death) -
1000
Middle Ages
•Crusaders spread disease -
1500
Renaissance Medicine
•Universities and medical schools for research -
1510
16th Century
•Leonardo da Vinci: anatomy of body -
17th Century
•William Harvey: circulation of blood -
18th Century
•Edward Jenner: smallpox vaccination -
19th Century
•Louis Pasteur: discovered that microorganisms cause disease (germ theory of communicable disease) -
1900-1945
•Acute infectious disease (Diphtheria,TB, rheumatic fever) -
20th Century
•Alexander Fleming: discovered penicillin -
1945-1975
• Immunization common, antibiotic cure, safer surgeries, transplants, increase lifespan, chronic degenerative diseases, new health hazards (obesity, neuroses, lung cancer,hypertension), disintegrating families, greatly increasing medical costs -
1975-Present
• Artificial parts, bio-engineering, cloning, bio-ethical issues, AIDs, drug-resistance organisms, laser surgeries, laparoscopic surgeries, managed healthcare