HISTORY OF MICROBIOLOGY Flashcards
which existed on earth billion years ago
over this time they evolved from microscopic forms.
ο· They vary from appearance
ο· ability to carry out different biochemical transformations
ο· ability to grow in a wide different environment, and interactions in different microorganism and different forms of life.
ο· One important ability is to quickly change their properties and adapt to changing environment
MICROORGANISMS
acquired from infected individuals
ο° kill infected individual
VENEREAL DISEASES
lack of fuel
ο° Undercooked pork spreads the parasite
ο° ban eating of pork
TRICHINOSIS
After you eat trichinella larvae, they mature into adult worms in your intestine. The adults then produce larvae that migrate through various tissues, including muscle tissue.
TRICHINELLA CYST
FIRST OBSERVATIONS
Robert Hooke: ____
Leeuwenhoek: ____
CELLS & MICROBES
First report of cell structure 1665
ο· βLittle boxesβ in cork : CELL
ROBERT HOOKE
First person to see bacteria
ο· Pioneer of microscopy
ο· Single lens microscope
ο· 1647
ANTON VAN LEEUWENHOEK
Beautifully crafted but had severe chromatic distortion
EARLY COMPOUND MICROSCOPE
____ and his father _____ started
experimenting with these lenses.
ZACCHARIAS JANSSEN & HANS
any damp body gives rise to living things
ο· Miasma
ARISTOTLE
Living organisms could arise from non living matter
ο· crocodiles from mud
HERODOTUS
small animals only
ο· maggots from meat
ο· mice from feed
VAN HELMONT
Italian poet physician 1668
ο Tested hypothesis of Spontaneous Generation
ο· Meat in jars
ο° three jars open to air> maggots
ο° three jars sealed >no maggots
ο° three jars fine net>no maggots
ο Concluded spontaneous generation did not still occur
FRANCESCO REDI
WHO Confirmed the experiments of Redi & Schwann
LOUIS PASTEUR
Added 20 years to the lifespan of every man woman and
ο· improved the quality of life
οΌ Germ theory
οΌ Fermentation
οΌ Pasteurization
οΌ Rabies vaccine
LOUIS PASTEUR