Flashcards in Exam 1 Part 8 Deck (46)
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1
How are diseases classified? (4)
body system they affect, taxonomic categories, longevity and severity, and how they are spread to their host.
2
What is the term for a disease in which symptoms develop rapidly and that runs its course quickly?
acute disease
3
What is the term for a disease with usually mild symptoms that develop slowly and last a long time?
chronic disease
4
What is the term for a disease that appears a long time after infection?
latent disease
5
What is a communicable disease?
a disease transmitted from one host to another
6
What is the term for a widespread infection in many systems of the body; often travels in the blood or the lymph?
systemic infection
7
What is the term for an infection that serves as a source of pathogens for infections at other sites in the body?
focal infection
8
What is the term for infections that follow a primary infection; often by opportunistic pathogens?
secondary infection
9
What is the term for the number of new cases of a disease in a given area during a given period of time?
incidence
10
What is the term for the number of total cases of a disease in a given area during a given period of time?
prevalence
11
What is the term for a disease that normally occurs at regular intervals at a relatively stable incidence within a given population or geographical area?
endemic
12
What is the term for only a few scattered cases within an area or population?
sporadic
13
What is the term for when a disease occurs at a greater frequency than is usual for an area or population?
epidemic
14
What is an epidemic that occurs simultaneously on more than one continent?
pandemic
15
What is the index case of a disease?
the first case of the disease
16
What can be included in tabulation of data for descriptive epidemiology?
recording location and time of cases of disease and collecting patient information; also trying to identify the index case
17
What are nosocomial infections?
infections acquired in health-care settings ([patients or employees)
18
What is the term for diseases that result from modern medical procedures?
latrogenic
19
What is the most effective way to reduce nosocomial infections?
hand washing
20
What emerging disease discussed in class is a nosocomial disease which can spread between individuals who share fomites (towels, razors, clothing, or sheets)?
community-associated, methicillin-resistant Staphylococcus aureus (CA-MRSA)
21
What emerging disease is caused by Hantavirus?
Hantavirus pulmonary syndrome (HPS)
22
What is sterilization?
removal of all microbes
23
What is an aseptic environment?
one free of contamination by pathogens
24
What is disinfection?
use of physical or chemical agents to inhibit or destroy microorganisms; does not guarantee all pathogens are eliminated.
25
What is it called when a chemical is used on skin or other tissue for microbial control?
antisepsis; the chemical itself is antiseptic
26
What is the term for removal of microbes from a surface by scrubbing?
degerming
27
What is the term for the process of disinfecting places and utensils used by the public?
sanitization
28
What is pasteurization?
use of heat to kill pathogens and reduce the number of spoilage microorganisms in food and beverages
29
What suffix is used to indicated that a, agent inhibits microbial metabolism and growth?
-stasis/ -static
30
