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FGCU Microbiology (Exam 1) Study Guide with Complete Solutions

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FGCU Microbiology (Exam 1) Study Guide with Complete Solutions Define microbiology - Answer-the study of microorganism Define microorganisms - Answer-organisms that are too small to be be seen with the unaided eye Define pathogen - Answer-microbes that cause disease How do microorganisms bene...

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  • October 3, 2024
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EmillyCharlotte
EMILLYCHARLOTTE 2024/2025 ACADEMIC YEAR ©2024 ALL RIGHTS RESERVED,
FIRST PUBLISH SEPTEMBER 2024

FGCU Microbiology (Exam 1) Study
Guide with Complete Solutions

Define microbiology - Answer✔✔-the study of microorganism


Define microorganisms - Answer✔✔-organisms that are too small to be be seen with

the unaided eye

Define pathogen - Answer✔✔-microbes that cause disease

How do microorganisms benefit humans? - Answer✔✔-they decompose organic

waste, produce fermented food, industrial chemicals, and they produce products used in

manufacturing and treatment

How do microorganisms harm humans? - Answer✔✔-a few microorganisms are

pathogenic and can cause disease

How does understanding microorganisms help us? - Answer✔✔-helps use prevent

food spoilage, prevents disease occurrences, and we can better understand how

aseptic techniques can be used to prevent contamination and infection

Sammelweis - Answer✔✔-advocated hand washing to prevent transmission of

puerperal fever

Lister - Answer✔✔-used a chemical disinfectant to prevent surgical wound infections

Koch - Answer✔✔-made postulates that proved that a specific microbe causes a

specific disease (evidence for germ theory)




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, EMILLYCHARLOTTE 2024/2025 ACADEMIC YEAR ©2024 ALL RIGHTS RESERVED,
FIRST PUBLISH SEPTEMBER 2024
Postulate 1 - Answer✔✔-the same microorganism has to be present in every case of

disease

Postulate 2 - Answer✔✔-The microorganisms are isolated from the tissues of a dead

animal, and a pure culture is prepared

Postulate 3 - Answer✔✔-Microorganisms from the pure culture are inoculated into a

healthy, susceptible animal. The disease is reproduced

Postulate 4 - Answer✔✔-The identical microorganisms are isolated and found in the

tissue specimens of the experimental animal

Fleming - Answer✔✔-observed that the penicilum fungus made an antibiotic penicillin

Pasteurization - Answer✔✔-heat treatment of perishable fluids, like milk, beer, or

wine (prevents food spoilage)

Infectious disease - Answer✔✔-the state of damage or toxicity in the body caused by

an infectious agent

Germ theory - Answer✔✔-a specific microbe causes a specific disease

Antibiotic - Answer✔✔-a chemical substance from a microorganism that can inhibit or

kill another microbe

Bacteriology - Answer✔✔-study of bacteria

Biogenisis - Answer✔✔-the hypothesis that living organisms arise from preexisting

life

Spontaneous generation - Answer✔✔-the hypothesis that living organisms arise from

non living matter, or a "vital force"


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