Concept of Microbiology

Concept of Microbiology

Microbiology :

The study of organisms of microscopic size(Microorganisms) including their culture ,economic importance , pathogen city etc is known as microbiology.

The word ‘microbiology ‘derives from 3 separate words –Micro (small)+ Bios (life )+logos (knowledge).So ,literally Microbiology means –The study of small living things.

Examples: Bacterial , Viruses, Fungus  etc.

Microorganisms: 

Microorganisms are the minute living agents that are microscopic in size and relatively simple, unicellular in structure which may be produce pathological lesion an animal and plant kingdom.

Microbe: 

A microbe is a minute life form or a small living organism.

Agent: 

In microbiology ‘agents ‘means ‘any living being that causes a disease process’

Medical Microbiology: 

Medical microbiology is the branch or medical science that deals with the medically important causative agents of infectious diseases with their pathogenesis, diagnosis and treatment.

Classify  Microorganisms:

Microorganism is Two types-

1. Cellular                          2. A cellular

Cellular two types:

  1.       Eukaryotes

  2.       Prokaryotes

Prokaryotes two types:

  1.       Extracellular- Most of the bacteria

  2.       Intracellular- Rickettsiae, Chlamydiae