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Microbiology > Introduction To microbiology > Flashcards

Introduction To microbiology Flashcards

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Biology 101 flashcards
1
Q

What’s microbiology ?

A

The study of microbes

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2
Q

Microbes are

A

Obliquitous

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3
Q

Microbes are categorized as

A

Viruses ,Bacteria, Archaea , Protozoa , Algae ,Fungi

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4
Q

disease producing microbes.

- also referred to as “infectious agents”

A

Pathogen

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5
Q

microbes that do not cause disease.

A

Nonpathogens

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6
Q

Known as infectious particles

A

Acellular microbes

Ex: prions and viruses

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7
Q

Cellular microbes

A

a. ) prokaryotes (organisms composed of cells that lack a true
nucleus) . Ex. Achaea and Bacteria
b. ) eukaryotes ( organisms composed of cells that contain a true nucleus). Ex. Algae, protozoa, fungi

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8
Q

these are microbes that live on and in the human body.

A

Indigenous microbiota

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9
Q

microbes that do not cause disease under ordinary conditions, but have the potential to cause disease should the

A

Opportunistic pathogens

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10
Q

The study and classification of microorganisms and how they function.

A

General Microbiology

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11
Q

The study of pathogens, the diseases they cause and body’s defenses against disease.

A

Medical microbiology

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12
Q

Veterinary Microbiology

A

Study on how to prevent spread and control of infectious diseases among animals.

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13
Q

studies of different microorganisms that are both harmful and or beneficial in soil formation and fertility.

A

Agricultural Microbiology

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14
Q

This includes processing and disposal of garbage and sewage waste as well as purification and processing of water supply.

A

Sanitary microbiology

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15
Q

Industrial Microbiology

A

Businesses and industries

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16
Q

Microbial Genetics

A

Study of function and structures of DNA

17
Q
  • made more than 500 microscopes.

- Father of Microbiology.

A

Antony van

18
Q

First to see live bacteria and protozoa.

A

Antony van

19
Q

discovered fermentation

introduced the aerobes and anaerobes”
he developed a process known as PASTEURIZATION

A

Louis Pasteur

20
Q

he discovered the infectious agent that caused the silkworm diseases
made significant contribution to the GERM THEORY OF DISEASE
developed vaccines

A

Louis Pasteur

21
Q

proved that anthrax bacillus (B. anthracis) is the causative agent of anthrax.
- developed methods of fixing, staining and photographing bacteria.

A

Robert Koch

22
Q

developed methods of cultivating bacteria on solid media.
- introduced the term PURE CULTURE

A

Robert Koch

23
Q

Developed the process of

Tyndallization

A

John Tyndall

24
Q

Developed the Concept of Aseptic Technique
he instituted the practice of using phenol (carbolic acid)

He made surgeons wear gloves and wash their hands
before and after operations with carbolic acid diluted in water

A

Joseph lister

25
Q

Founder of Modern Chemotherapy”.

  • Formulated Humoral Theory of Resistance (the mechanism of specific resistance to infections).
  • he developed the new staining technique procedure
A

Paul Ehrlich

26
Q

first to develop chemotherapeutic agent.

A

Paul Ehrlich

27
Q

first to discover “phagocytosis

Formulated the Cellular Theory of
Resistance

A

Elie Metchnikoff

28
Q

Developed method for producing immunity by using antitoxin against diphtheria.

A

Emil Von Behring

29
Q

Compound microscope is

A

Contains more than one magnifying lens

30
Q

Contain only one magnifying
images seen when using a magnifying glass usually
appear about 3 to 20 times larger than the object’s
actual size.

A

Simple microscope

31
Q

magnifies object about 1,000 times.

A

Compound Microscope

32
Q

Used to observe morphology of microorganisms such as bacteria, protozoa, fungi and algae in living
(unstained) and nonliving (stained) state

A

Brightfield Microscope

33
Q

Used to examine unstained organism in dark.

- Useful in examining spirochetes.

A

Darkfiled Microscope

34
Q

Used to observed unstained living organisms.

A

Phase - contrast

35
Q

Flourescence Microscope

A
  • Magnification: 1,000x
  • Fluorescent dye is attached to a microorganism. -Primarily an immunodiagnostic technique (immunofluorescence) -Used to detect microorganisms in cells, tissues and clinical specimens.
36
Q
  • Magnification: 200,000x (0.0002mm0)
  • Specimen viewed on screen.
  • allows examination of cellular and viral structure. -Excellent resolution.
  • Reveals internal feature of thin specimens.
A

Transmission Electron Microscope

37
Q

Can visualize cells and viruses

  • Specimen viewed on the monitor.
  • Resolution is less than that of TEM
A

Scanning Electron microscope

38
Q
  • Magnification: 10,000x
  • Specimen is viewed on screen.
  • Three dimensions microscope.
A

Scanning Electron

Microbiology (3 decks)

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