Ch 9 - Pathogen sources

Saliva (source), squirrel (resevoir)

Pathogen sources: If a squirrel with rabies bit you, what is the source and reservoir for rabies?

Endogenous source

Pathogen sources: a source where the pathogen came from the host's own body

Exogenous source

Pathogen sources: a source where the pathogen is external to the host.

Sources

Pathogen sources: a tangible thing or medium that disseminates infectious agent from the reservoir to new hosts

Resevoirs

Pathogen sources: an animate or inanimate habitat where the pathogen is naturally found,

patient zero

Pathogen sources: first case of a disease; also called index case

Sources (relation)

Pathogen sources:All reservoirs are ______, but not all _____ are resevoirs

vector (disease)

Pathogen sources:An organism, such as a blood-feeding arthropod, that transmits infectious diseases.

Animal exogenous

Pathogen sources:Animals transmitting zoonotic diseases is an example of a _____ _____ source.

misplaced normal microbiota

Pathogen sources:Bacteria living harmlessly on skin can enter surgical incisions to cause post operative infections. This endogenous source is known as ____ ____ ____ infection source.

Environmental exogenous

Pathogen sources:Contaminated food, medical equipment, soil, or water is an example of a _______ _______ source.

Human exogenous

Pathogen sources:Humans transmitting communicable infections from one person to another is an example of _____ ______ source.

true (can be both).

Pathogen sources:T/F:Covid-19, from bats, is an example of BOTH a reservoir and source.

insects

Pathogen sources:Typically most disease vectors are _________.

disrupted microbiota

Pathogen sources:Yeast in vagina proliferating and causing infection after antibiotics kill off bacterial neighbors is an Endogenous infection source example of ____ _____ and opportunistic pathogen.