Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
11 Cards in this Set
- Front
- Back
Infection
|
the relationship between two organisms and the competition for supremacy that takes place
|
|
Disease
|
any change from the gerneral state of good health
|
|
I=PVN/R
|
infectious disease formula I- infection V- virulence N- numbers R- resistance of body
|
|
Normal Flora
|
organisms normally present in the bnody
|
|
symbiosis
|
relationship between body and microbiota
|
|
mutualism
|
beneficial relationship between body and microorganisms. some prevent overgrowth of bacteria
|
|
commensalism
|
symbiosis only beneficial to microbe
|
|
pathogenicity
|
ability of microbes to enter host tissues results in altered health and leads to disease
|
|
Pathogen
|
an organism that can cause disease
|
|
parasitism
|
a symbiotic relationship between host and parasite
|
|
opportunist
|
an organism that can only cause disease in a weakened individual
|