Asked by: Francheska Jeniche
medical health infectious diseases

Which term refers to disease causing organisms that invade the body?

Last Updated: 21st May, 2020

Pathogen. A pathogen or infectious agent is a biological agent that causes disease or illness to its host. The term is most often used for agents that disrupt the normal physiology of a multicellular animal or plant.

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Beside this, what is the term for invasion and growth of a disease causing microorganism in the human body?

Infectious disease. Infection is the invasion of an organism's body tissues by disease-causing agents, their multiplication, and the reaction of host tissues to the infectious agents and the toxins they produce.

Furthermore, what term refers to the invasion of a microorganism causing disease? A pathogen is a micro-organism that has the potential to cause disease. An infection is the invasion and multiplication of pathogenic microbes in an individual or population. Disease is when the infection causes damage to the individual's vital functions or systems. An infection does not always result in disease!

Also Know, which term refers to any substance that causes disease?

The term disease causative agent usually refers to the biological pathogen that causes a disease, such as a virus, parasite, fungus, or bacterium. Technically, the term can also refer to a toxin or toxic chemical that causes illness.

What term refers to microorganisms that normally live in or on the body?

Normal flora are the microorganisms that live on another living organism (human or animal) or inanimate object without causing disease. Many circumstances can change normal flora, e.g. normal flora of the human body begins to change after admission to a hospital or long-term care facility.

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