Changes in body function reported by the patient as a result of disease
100
Whai is incidence of a disease?
The fraction of a population having a specific disease during a particular period of time
100
What is a host?
An organism infected by a pathogen
100
What is a biofilm?
Community of microbes
200
What is toxemia?
Toxins in the blood
200
What is inflammation?
Pain, heat, redness and swelling
200
What is a pandemic?
An epidemic that occurs worldwide
200
What is a reservoir?
A continual source of infection
200
What is a colony?
Population of cells arising from a single cell/spore/group of attached cells or Colony Forming Unit CFU
300
What is viremia?
viruses in the blood
300
What is infection?
Inflammation and pus
300
What is an NID (Notifiable Infectious Disease)?
A disease that must be reported to the CDC: Center for Disease Control
300
What is a vector?
an organism, often an insect, that transmits a pathogen from reservoir to host
300
What is a latent disease?
A disease characterized by a period of no symptoms when the pathogen is inactive
400
What is septicemia?
pathogens in the blood accompanied by fever
400
What is antisepsis?
Removing pathogens from living tissue?
400
What is morbidity?
The incidence of a specific disease or disability
400
What is a fomite?
A nonliving object that can spread infection
400
What is an incubation period?
A period between the actual infection and the first appearance of any signs or symptoms
500
What is leukemia?
too many white blood cellsm in the blood
500
What is bacteriostasis?
Inhibiting and not killing microbes.
500
What is a nosocomial infection?
An infection acquired at a hospital
500
What is a zoonose?
Animal disease that can spread to humans
500
What are Koch's postulates?
Must have a diseased organism.
Must isolate the pathogen.
Must inject pathogen into another healthy organism.
The pathogen causing the disease must be the same as the first