The Chain of Infection

Front

What is the correct order of the Chain of Infection? Options: Pathogen, Reservoir Host, Portal of Exit, Route of Transmission, Portal of Entry, Susceptible Host; Reservoir Host, Pathogen, Portal of Entry, Route of Transmission, Portal of Exit, Susceptible Host; Portal of Exit, Pathogen, Reservoir Host, Susceptible Host, Route of Transmission, Portal of Entry; Susceptible Host, Route of Transmission, Portal of Entry, Pathogen, Reservoir Host, Portal of Exit.

Back

Pathogen, Reservoir Host, Portal of Exit, Route of Transmission, Portal of Entry, Susceptible Host

Front

Which type of pathogen is described as simple, one-celled organisms that multiply rapidly? Options: Virus, Bacteria, Fungus, Protozoa

Back

Bacteria

Front

What are the smallest microorganisms that need a host to reproduce?

Back

Virus

Front

Which type of pathogen is described as simple, plant-like organisms that live on dead organic matter?

Back

Fungus

Front

What is a pathogen?

Back

A disease-causing microorganism

Front

What is a 'reservoir' in the context of infectious diseases?

Back

An individual in whom the infectious microorganism resides

Front

Example of a portal of exit for pathogens: Blood vessels, Saliva, Hair, Nails

Back

Saliva

Front

What is the term used to describe the route of escape for pathogens from the reservoir?

Back

Portal of Exit

Front

What is the 'Route of Transmission' in the context of pathogens?

Back

The method by which the pathogen gets from the reservoir to the new host

Front

Which mode of transmission involves contact with tissues or fluids of an infected individual? Options: Fomite, Airborne, Direct Contact, Ingestion

Back

Direct Contact