Terms

Question 1

Person or animal that harbors the infectious agent/disease and can transmit it to others but does not demonstrate signs of the disease

Answer 1

Carrier

Question 2

Exposure to a source of infection; a person who has been exposed.
This does not imply infection, but rather the possibility of infection

Answer 2

Contact

Question 3

Capable of being transmitted fro person to person by contact or proximity. Does not utilize a vector

Answer 3

Contagious

Question 4

An organism that harbors a parasitic, mutualistic, or commensalism guest.

Answer 4

Host

Question 5

An organism that lives on or in a host organism and gets its food from or at the expense of its host.

Answer 5

Parasite

Question 6

Three main classes of human parasites?

Answer 6

Protozoa, helminths, and ectoparasites

Question 7

An infectious agent or organism that can produce disease

Answer 7

pathogen

Question 8

Invasion of the body tissues of a host by an infectious agent, regardless if it causes disease or not

Answer 8

Infection

Question 9

A pathway into the host that gives an agent access to tissue that will allow it to multiply or act

Answer 9

Portal of entry

Question 10

A population of organisms or the specific environment in which an infectious pathogen naturally lives and reproduces; usually a living host of a certain species

Answer 10

Reservoir

Question 11

A pathogen that is transmissible from non-human animals (typically vertebrates) to humans

Answer 11

Zoonosis

Question 12

An increase, often sudden, in the number of cases of a disease above what is normally expected in that population and area

Answer 12

Epidemic

Question 13

Carries the same definition of epidemic but is often more limited in geographic area

Answer 13

Outbreak

Question 14

The constant presence of an agent or health condition within a given geographic area or population

Answer 14

endemic

Question 15

An epidemic occurring over a widespread area (multiple countries or continents) and usually affecting a substantial proportion of the population

Answer 15

Pandemic

Question 16

Any of a group of viruses that are transmitted between hosts by mosquitoes, ticks, and other arthropods

Answer 16

Arbovirus

Malaria, Dengue Fever, West Nile Virus, Lyme disease, Rocky mountain spotted fever

Question 17

Resistance developed in response to an antigen (pathogen or vaccine) characterized by the presence of an antibody produced by the host

Answer 17

Active Immunity

Question 18

When a majority of a given group is resistant/immune to a pathogen

Answer 18

Herd immunity

Question 19

Transfer of active humoral immunity to ready-made antibodies produced by another host or synthesized

SHORT TERM
Rabies, tetanus, Crofab

Answer 19

Passive Immunity

Question 20

Time interval from a person being infected to the onset of symptoms of an infectious disease

Answer 20

Incubation period

Question 21

Time interval from a person being infected to the time of infectiousness of an infectious disease

Answer 21

Latency period

Question 22

An infection that is nearly or completely asymptomatic. An asymptomatic carrier of the infection

Answer 22

Subclinical infection

Question 23

A combination of symptoms, characteristics of a disease, or health condition; sometimes refers to a health condition without a clear cause

Answer 23

Syndrome

Question 24

Measure of death in a defined population during a specific time interval, from a defined cause

Answer 24

Mortality Rate

Question 25

Transmission occurs between an infected person and a susceptible person via direct physical contact with blood or body fluids

Answer 25

Direct contact

Question 26

Transmission occurs when there is no direct human-to-human contact. Vehicle Borne - contaminated surface Vector Borne - mosquitos, tics, rodent,

Answer 26

Indirect contact

Question 27

Often indicates the onset of a disease before more diagnostically specific signs and symptoms develop

Answer 27

Prodrome