Microbiology 2117 Latest Updated Questions and Answers 100% Correct

Microbiology 2117 Latest Updated Questions and
Answers 100% Correct
Microbiology is the study of

study of all living things too small to be seen by the naked human eye

Taxonomy

the science of classification, involving arranging related organisms into logical categories

Epidemiology

study of the source, cause, and mode of transmission

Immunology

study of bodily defenses against microorganisms and other agents

Bacteriology

study of prokaryotes (bacteria)

Virology

study of viruses

Protozoology

the study of protozoa, the "animal-like" (i.e., motile and heterotrophic) protists

Mycology

study of fungi

Koch's Postulates 1

, the same microorganisms are found in every case of the disease

Koch's Postulates 2

the microorganisms are isolated from the host tissue & grown in pure culture

Koch's Postulates 3

Microorganisms from the pure culture are inoculated into a healthy host & the disease must be

reproduced

Koch's Postulates 4

Identical microorganism are isolated & recultivated from the tissue of the test host

Hierarchy of classification

Domain,Kingdom,Phylum,Class, Order,Family,Genus,Species

Viruses are

prokaryotic

Fungi and Protist are

eurkaryotic

Bright field microscopy

most common; light is focused directly on the object resulting in a shaded object on a bright field

Phase-contrast microscopy

a special condenser & objective lenses to allow observers to view living, unstained organisms

Dark-field microscopy