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Disease Midterm 1
n/a
24
Biology
Undergraduate 2
02/13/2013

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Term
Ancient Myth
Definition
-Disease never existed until Pandora opened "Pandora's Box"
Term
Supernatural Point of View
Definition
-everything is because of gods
-we have to appease the gods with offerings to avoid sickness
-this view dominated; Egyptians, Chinese, Inca Empire
Term
natural point of view
Definition
disease happens because of what is on the planet
-both views have existed at the same time
Term
Ancient Civilizations
Definition
-Egyptians used embalming, mummification
-Inca Empire 13th Century; public health systems, cleanliness
-Chinese; herbal treatments, acupuncture
-Biblical; leprosy, leper colonies
Term
Ancient Greece
Definition
Adopted supernatural POV but moved towards a natural POV
-Greeks first to regard disease as natural origins
-Rudiments of Science: experiments, scientific thinking
-believed everything in natural world composed of four elements, fire earth water air
Term
Galen
Definition
created a typology of human temperaments based on humor imbalance.
blood (sanguine-extroverted/social)
black bile (melancholic/creative)
yellow bile (choleric/energy, passion, charisma)
phlegm (phlegmatic-dependability, kindness, affection)
Term
Germ Theory of Disease
Definition
-Propose that microorganisms are the cause of many diseases
-Microorganisms were first observed by Anton van Leeuwenhoek (father of microbiology, describe single celled organisms as animalcules)
-Physican Nicolas Andry aruged that microorganisms he called worms were responsible for smallpox and other diseases
Term
World's 1st Vaccine Smallpox
Definition
Jenner's new vaccine. Deduced that infection w/ cowpox, related virus, provided immunity
-W/in 10 yrs vaccination used through much of world
-1979: WHO declared eradicated
Term
Pasteur and Koch
Definition
-1876 German doctor Koch shows that anthrax is caused by bacterium dormant for many years
-Pas develops vaccine for anthrax by attenuating bacterium in chickens, then for rabies
-koch later developed an less than perfect vaccine for TB
Term
EPIDEMIC
Definition
An outbreak or rapid spread of disease
Term
PANDEMIC
Definition
A disease affecting the majority of the population of a region, or which is epidemic at the same time in many different parts of the world
Term
Major Pandemics in History Leo
Definition
-Leprosy -Syphilis -Plague
-Influenza (1918) -AIDS (late 20th century)
Term
LEPROSY
Definition
-Hansen's disease
-Bible describes as infectious disease
-Societies declared Lepers dead, took their rights
-Isolation into colonies, burned villages
Term
Leprosy Bacteria
Definition
Mycobacterium leprae
-replicates in extremities of body
-nerve, damage, loss of pain
-up to 20 yrs to develop symptoms
Term
BUBONIC PLAGUE
Definition
Etiological agent: Yersina pestis
(treatable w/ antibiotics)
-Swollen lymph nodes
Host: Rats Vector: fleas
Term
ETIOLOGY
Definition
cause of a disease
Term
HOST
Definition
An organism that is infected with or is fed upon by a parasitic or pathogenic organism (for example, a virus, nematode, fungus). The host does not benefit and is usually harmed.
Term
VECTOR
Definition
An organism or vehicle that transmits the causative agent or disease-causing organism from the reservoir to the host.
Term
Sexually Transmitted Infections
Definition
-Historicaly, 2 venereal diseases
-Syphilis (Treponema palladium)
-Gonorrhea (Neisseria gonorheae)
Term
Transmission by Gathering for Sexual Congruence
Definition
-Ancient Rome; Baths of Caricola "cellae fornica"
-Closing of bathhouses in 15th and 16th centuries
-Closing of bathhouses in San Francisco mid 1980's to reduce spread of HIV
Term
1918 Influenza
Definition
-Affected people between 20-40
-American troops carried to Europe
-Circled the globe in 4mths
-15-25 million died(more than ww1)
Term
Epidemiology
Definition
Medical research based on case reports and statistical analysis, rather than on clinical or laboratory experimentation
Term
Prevalence
Definition
number (fraction or percent) of infected persons in a given population in a particular point in time of a year)
Term
Incidence
Definition
number (fraction or percent) of new cases of disease in a given time period (usually per year)
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