Chapter 1: Humans and the Microbial World

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Microbiology

Koch

Developed a set of steps to determine the causes of disease.

Nomenclature

-Naming
-3 categories/domains
-Bacteria, Archeae, and Eucarya

Bacteria

Living things without a nucleus.

Archeae

-Unusual
-No nucleus

Eucarya

Everything living with a nucleus.

List the FIVE kingdoms developed by WHITTAKER

-Monera
-Protista
-Fungi
-Plants
-Animals

Monera

-No nucleus
-Split in half
-All bacteria

Protista

Single celled organisms with a nucleus.

Fungi

-Single or multicelled organisms
-Have a nucleus
-Cell walls made of CHITIN - "crunchy"

Algae

(Plants)
Single or mulitcelled plants that live in the water.

Viruses

-Acellular particles
-Not a complete cell
-Can't grow on their own
-Have to invade cell
-particles/agents

Helminthes

-Worms
-Big or small
-Can or cannot infect

Tyndall and Cohn

-Discovered heat resistant forms of bacteria.
-Endospores

Pastuer

Microbes can be destroyed or blocked.

Alexander Fleming

-Discovered first antibiotics (Penicillin)

Aseptic Techniques

Procedures that prevents contamination (sterile)

Virchow

All cells come from pre-existing cells.

Virulence

Strength of a microbe to cause a disease

Leeuwenhoek

-Discovered microbes.
-examined pond water

Theory of Spontaneous Generation

Organisms can arise from non-living material.

Germ Theory of Disease

-Microbes cause disease
-partly true

Pathogens

-Disease causing microbes

Jenner

-Idea of vaccination (small pox, cow pox)

Lister

Aseptic sterile techniques in medicine (Boiling instruments)

Antibiotics

Natural substances that are produced by bacteria and fungi to kill other microbes

MicroOrganisms

Living things too small to be seen without a microscope. (Germs, Microbes)

Robert Hooke

-Plant cells with microscopes
-Looked like jail cells

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