Infectious Diseases 1
A disease causing micro-organism.
What is a pathogen?
A pathological condition of body parts or tissues characterized by an identifiable group of signs and symptoms.
What is disease?
A disease caused by an infectious agent such as a bacterium, virus, protozoan, or fungus that can be passed on to others.
What is an infectious disease?
A pathogen that is eukaryotic and has a cell wall.
What is a fungi?
When an infectious agent enters the body and begins to reproduce; may or may not lead to disease.
What is infection?
The rate of new cases of infection per period of time.
What is incidence?
These include direct contact, indirect contact, vehicle transmission and vector transmission.
What are modes of transmission of infectious diseases?
An organism that is infected.
What is a host?
Pharmaceutical drugs that are used to kill bacteria.
What are antibiotics?
An organism that carries a pathogen and transfers it to another organism, causing it to become diseased e.g. flea carrying Yersinia pestis bacteria which causes bubonic plague.
What is a vector?
The rate of death from a particular disease.
What is the mortality rate?
An acute contagious respiratory disease caused by the influenza virus.
What is influenza?
Droplets from coughing or sneezing that can transmit pathogens between hosts.
What are aerosol droplets?
A scientist who developed the germ theory of disease through experiments with swan-necked flasks.
Who is Louis Pasteur?
A situation of a disease that develops more slowly and is usually less severe, but may persist for a long, indefinite period of time.