Stories similar to The Impact of Microorganisms on Life:

Microorganisms and Its Effects on Our Lives 1 year 33 weeks ago

Microorganisms also known as microbes are minute organisms that cannot be seen with naked eye. They can only be seen with the help of a microscope. Certain microbes such as fungi and bacteria are beneficial while others such as viruses are harmful. Microorganisms are grouped based on the following criteria: Size, Shape, Method of Reproduction, Nutrition and Habitat.

Useful Microorganisms: Are Microorganisms Useful to Us? 1 year 51 weeks ago

Microorganisms such as bacteria and fungi act as decomposers in the ecosystem, decomposing dead plants and animals.

A number of bacteria and protozoa are helpful in the digestion of food inside the stomach or small intestines of herbivores such as cows, goats and rabbits. Useful bacteria are also found in the human digestive system.

Diseases Caused by Microorganisms 2 years 36 weeks ago

Pathogens attack and kill cells and tissues of the host directly or indirectly by producing toxins. Microorganisms such as bacteria, fungi and protozoa can reproduce inside and outside a host while viruses can only reproduce inside a living host. Specific diseases are caused by specific microorganisms and show specific signs and symptoms..

Basic information about Pathogenicity and Virulence 2 years 4 days ago

Pathogenicity: refers to the potential of the group of organism to cause a disease without any specifications and/or conditions.

Virulence: refers to the potential of the group of organisms to cause a disease with specifications and conditions. With the following contributing factors: invasiveness, production of extra-cellular enzymes and toxigenicity.

Susceptibility Testing

Is done to determine the susceptibility of the organism to certain drugs to achievable serum levels of antibiotics.

Basic information about hand washing 1 year 13 weeks ago

Hand-washing is an important measure in preventing the spread of microorganisms. Good aseptic technique involves limiting the transfer of organisms from one person to another. By washing her hands after contact with a patient, the nurse can limit the spread of microorganisms to other people, particularly other patients. In hand-washing, both mechanical and chemical means are used to remove and destroy organisms. The running water mechanically washes away organisms, while soaps emulsify foreign matter and lower surface tension, thus facilitating the removal of oils, greases and dirt.