Microbiology Ch. 36 Flashcards

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1
Q

A disease associated with a pathogen that can be transmitted from one host to another.

A

Communicable disease

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2
Q

The period after pathogen entry into a host and before signs and symptoms appear.

A

Incubation Period

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3
Q

A small change in the antigenic character of an organism that allows it to avoid attach by the immune system

A

Atigenic Drift

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4
Q

The resistance of a population to infection and spread of an infectious agent due the immunity of a high percentage of the population

A

Herd Immunity

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5
Q

The study of the factors determining and influencing the frequency and distribution of disease, injury, and other health-related events and their causes in defined human populations

A

Epidemiology

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6
Q

An infection that is acquired during the stay of a patient in a hospital or other type of clinical care facility

A

Nosocomial infection

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7
Q

A disease that is commonly or constantly present in a population, usually at a relatively steady low frequency

A

Endemic Disease

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8
Q

Measures the number of individuals who become ill as a result of a particular disease within a susceptible population during a specific time period

A

Morbidity rate

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9
Q

A disease that suddenly increases in occurrence above the normal level in a given population

A

Epidemic

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10
Q

A major change in the antigenic character of an organism that makes it unrecognized by host immune mechanisms

A

Antigenic shift

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11
Q

The ratio of the number of deaths from a given disease to the total number of cases of the disease

A

Mortality rate

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12
Q

An increase in the occurance of a disease within a large and geographically widespread population (often refers to a worldwide epidemic)

A

Pandemic

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13
Q

A disease of animals that can be transmitten to humans

A

Zoononses

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