Mod 2 Flashcards
What do epidemiologist study?
Factors that determine the frequency, distributions, determinants of disease in human populations they are concerned with how, what,when,where,why
Wha are Infectious diseases?
A disease that is caused by pathogen
What is communicable disease?
Disease that are transmissible from one human to another
Contagious disease
Defined as a communicable that is easily transmitted from one person to another Ex. Influenza
Zoonotic diseases
Infection disease that humans acquire from animal sources
What does incidence refer to?
Number of new cases durning a specific time
Morbidity rate
The number of new cases of a particular disease that occurred during a specified time period a per specifically defined population
What do pathologist study?
The structure and functional manifestations of disease and are involved in diagnosing diseases in individuals
Which of the following terms best describes chlamydial genital infection in the U.S.?
Pandemic disease
Sporadic disease
Arthropod-borne disease
Epidemic disease
Epidemic disease
Which of the following are considered reservoirs of infection?
All of the above
Contaminated food and drinks
Rabid animals
Carriers
All of the above
The most common nationally notifiable infectious disease in the U.S.?
The common cold
TB
Chlamydial genital infection
Gonorrhea
Chlamydial genital infection
Which of the following arthropods is the victor of Lyme disease?
Mite
Mosquitoes
Flea
Tick
Tick
The most common zoonotic diseases in the U.S.?
Lyme disease
Rabies
Rickey mountain spotted fever
Plague
Lyme disease
Which of the fallowing organisms is not the four most likely potential BW or bioterrorism agents?
B anthracis
Ebola virus
Y. Pest is
V. Major
Ebola virus
The following are major steps in the treatment of community’s drinking water?
Sedimentation
Flocculation
Boiling
Filtration
Boiling