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Epidemilogy Test
Biology
61
Biology
10th Grade
03/03/2012

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Term
Another name for childbed fever is
Definition
D) Puerperal Fever
Term
The doctor responsible for introducing the idea of hand washing before attending patients was
Definition
B) Semmelweis
Term
Disease that can be transmitted from one person to another are termed
Definition
E) Communicable
Term
The natural habitat of a pathogen is referred to as its
Definition
D) Reservoir of infection
Term
The number of cases of a specific disease per one hundred people exposed is called the
Definition
D) Attack Rate
Term
The fraction of a population who die from a specific disease is called
Definition
A) Mortality Rate
Term
Diseases constantly present in a population are called
Definition
D) Endemic
Term
An epidemic that spreads worldwide is called a(n)
Definition
C) Pandemic
Term
A cluster of cases in a specific population occurring in a brief period of time is called a(n)
Definition
C) Outbreak
Term
Apparently healthy people who may transmit a pathogen they harbor are called
Definition
D) Carriers
Term
Gonorrhea and typhoid fever are both diseases that may be
Definition
D) Asymptomatic
Term
A dramatic increase in the incidence of a specific disease in a given population is referred to as a(n)
Definition
C) Epidemic
Term
Diseases that primarily exist in animals, but may be transmitted to humans are called
Definition
C) Zoonotic
Term
The reservoir of infection for botulism, tetanus, and Legionnaires' disease is
Definition
E) B and C; Soil and Water
Term
Which of the following is called a zoonotic disease?
Definition
D) Plague
Term
Vertical transmission involves
Definition
D) Pregnant woman to fetus
Term
The single most important measure to prevent the spread of disease is
Definition
D) Hand washing
Term
Inanimate objects capable of transferring infectious disease agents are
Definition
B) Fomites
Term
Large respiratory droplets typically travel no further from the point of release than
Definition
C) 1 meter
Term
Important sources of contamination in crowded locations are
Definition
B) Droplets of saliva or mucus
Term
Droplet nuclei typically travel no further from the point of release than
Definition
D) They are suspended indefinitely
Term
In order to prevent spread of microorganisms from the microbiology laboratory, the room air is
Definition
E) B and C; Under negative pressure and Filtered
Term
Which of the following is not a vector?
Definition
A) Fomite
Term
Which of the following is not a mechanical vector?
Definition
A) Fomite
Term
Bubonic plague and pneumonic plague
Definition
E) C and D; use rat fleas as a vector and are the same disease using different portals of entry
Term
The amount of infection agent received by susceptible individuals is called the
Definition
C) Dose
Term
The period of time between exposure to an agent and the onset of disease signs and symptoms is called the
Definition
C) Incubation Period
Term
When an infectious disease cannot spread in a population because it lacks a significant number of susceptible hosts, the phenomenon is referred to as
Definition
D) Herd Immunity
Term
The immunity of some black Africans to malaria is probably due to their
Definition
D) Genetic Background
Term
They type if epidemiological study that determines the characteristics of the persons involved and the time and place of the out breakout is called a(n)
Definition
B) Descriptive Study
Term
The first identified case in an outbreak is called the
Definition
D) Index Case
Term
If the number of people who became ill during an epidemic rises and falls rapidly, this is called a(n)
Definition
C) Common source epidemic
Term
If the number of people who become ill during an epidemic rises gradually, this is called a(n)
Definition
A) Propagated Epidemic
Term
An experimental study in which neither the doctor nor the patient know who is getting the actual treatment is called
Definition
C) Double-blind
Term
Because of the natural evolution of microorganism, it is necessary to use techiques that allow distingushing them at a level of
Definition
D) Strain
Term
The survival of microorganisms in air depends on the
Definition
E) all of the above; type of microorganism, humidity, temperature, level of light
Term
The publication of the CDC that reports new cases of reportable infectious diseases is titled
Definition
A) Morbidity and Mortality Weekly (MMWR)
Term
The World Health Organization (WHO) is part of the
Definition
D) United Nations
Term
WHO has targeted for elimination
Definition
E) A,B, and C; Polio, Dracunculiasis, Measles
Term
Smallpox has been eliminated from populations primarily through the use of
Definition
C) Vaccinations
Term
A new serotype of Vibrio Chlolerae, V. chloerae 0139, has pick up the ability to produce
Definition
C) Capsules
Term
Schistosomiasis has increased in areas where
Definition
C) Dams have been built
Term
Approximately what percentage of hospitalized patients may develop a nosocomial infection?
Definition
B) 5%
Term
An infection acquired during hospitalization is referred to as
Definition
D) Nosocomial
Term
Which of the following may be associated with nonocomial disease?
Definition
E) All of the above; Enterococcus species, Escherichia coli, Pseudomonas species, and Staphylococcus aureus
Term
Which of the following contributes to nosocomial disease?
Definition
E) All of the above; susceptible population, hospital environment, other patients, and patient's own normal flora
Term
The member of the hospital staff who surveys the types and numbers of nosocomial infections is called the
Definition
D) Infection control practitioner
Term
The guidelines used to minimize patient-to-personnel transfer of blood borne diseases are called
Definition
D) Universal Precautions
Term
Prevention of patient to personnel transmission of disease keys on limiting contact with
Definition
E) Body fluids
Term
Which of the following is recommended by the Standard Precautions guidelines?
Definition
E) A, B, and C; glove use, hand washing, and a face shield
Term
Generally the smaller the infective dose the lower the chance of disease

True or False?
Definition
True
Term
The very young and the elderly are more susceptible to infectious disease.

True or False?
Definition
True
Term
Diseases with long incubation periods are more likely to spread extensively.

True or False?
Definition
True
Term
A gradual rise in numbers during an epidemic indicates a common source epidemic

True or False?
Definition
False
Term
Cross-sectional surveys are very useful in establishing cause of disease

True or False?
Definition
False
Term
A placebo is a mock drug

True or False?
Definition
True
Term
In a double-blind test the treating physician knows who is getting the actual treatment

True or False?
Definition
False
Term
Nosocomial infections are those acquired at a hospital

True or False?
Definition
True
Term
RFLP is used to distingushed various strains of bacteria

True or False?
Definition
True
Term
A fly may serve as a mechanical vector

True or False?
Definition
True
Term
The portal of entry typically has little effect on the course of a disease

True or False?
Definition
False
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