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24 Cards in this Set
- Front
- Back
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Yersinia Pestis
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plague bacteria
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Reservoir
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site where infectious disease survives
living and nonliving |
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zoonosis
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disease that can be passed form animals to humans
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plague reservoir
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rodent populations
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bubonic plague
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transmitted through flea bite
fatal to rodents Transmission: plague kills rats, fleas that have bitten rats, then bite humans. |
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bubonic plague symptoms
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sudden onset of high fever
head/body ache vomiting/diarrhea swollen, darkened lymph nodes subcutaneous hemorraging |
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bubonic plague mortality rate
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50-60% if untreated
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buboes
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swollen darkened lymph nodes
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Pneumonic plague
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airborne or secondary complications(complications from having bubonic plague)
from infected person to person through coughing |
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Pneumonic Plague symptoms
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fever, chills, severe cough, bloody sputum, coma
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Pneumonic Plague Mortality rates
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95-100% if untreated
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Septicemic Plague
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least common
transmitted through flea bite, secondary complication, contact with body fluids of infected person |
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Septicemic Plague symptoms
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vomiting, diarrhea, hemorrhaging, organ failure, blood poisoning, shock
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Plague Treatments
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antibiotics
vaccine- not promoted because it takes to long to set in prevention- manage rodent populations, quarantine the ill |
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Plague Today
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Not very prevalent
Endemic is SW U.S. came to the U.S. during the 3rd pandemic of plague 1,000-3,000 cases worldwide each year 10-15 in U.S. each year in SW |
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Justinian Plague
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500-542 A.D.
Happened during the reign of emperor Justinian, who wanted to get the Roman empire back so he gathered his armies and his attempts seemed to be successful, however, plague broke out causing his efforts to come to a halt. |
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Third Plague Pandemic
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1896-1930
affected all inhabited countries 12 million dead entered the U.S. |
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The Black Death
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reached Italy in 1347
Gets there on merchant ship Coffa- merchant town battle between Mongolia and Coffa helps spread plague. People fled Coffa to avoid getting plague and brought infected rats on their boats unintentionally. |
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Demographic Impact (Plague)
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Population Decline
Mortality rates varied- some places hit hard while others were barely affected So many people died each day- not enough coffins or priests to issue last rights 25 million dead in Europe over 5 years (1/3 of the population) |
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Plague: Historical Treatment
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quarantine
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Flagellant Movement
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religious movement that predates the Black death
blossomed during the Black death all men march from town to town putting on "shows" where they would whip each with metal studded leather whips, claiming that this would atone for their sins and the sins of the people actually helped to spread plague: brought people together in large groups (septicemic plague) and people sopped up the blood of the men and kept it as a divine souvenir |
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Jews and the Plague
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visible minority
forced to wear identifiable clothing attacked by many Rumor began that Jews collaborated with the Devil and poisoned the wells with the plague Jewish Rabi was tortured and falsely confessed to this. Massacres of adults and children Jews fled to Eastern Europe |
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Challenge to Church Authority (plague)
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People had always been taught that the church would provide everlasting protection and guidance, however the plague discouraged many people about this.
Began to live for the moment and adopt immoral attitudes. Many clerics refused to give last rights for fear of contracting the plague. Gave power to people (confessional) |
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Economic Impact (plague)
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markets weakened- people die and are sick and so people are not buying or making things
Food production declines- if plague showed up during a crucial harvest time, production stopped. Increased standard of living- large amount of people died, things spread amongst a smaller group of people |
