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22 Cards in this Set
- Front
- Back
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Infectious Agent for Plague
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BACTERIA
Yersinia Pestis |
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Mode of Transmission for Plague
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Bubonic- flea bite
Pneumonic- Airborne, secondary complications Septicemic- body fluids, airborne, secondary complications |
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Bubonic Plague
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transmission- flea bite
Fleas begin to bite humans because of lack of rats available, fleas are infected with plague, bite humans and throw up blood with bacteria in it, gives humans plague |
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Bubonic Plague Mortality Rate
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50%-60% if untreated
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True or False
Bubonic Plague is fatal to rodents? |
True
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True or False
Fleas get sick from Bubonic Plague? |
True
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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 called buboes Subcutaneous hemorrhaging |
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What is the least severe type of plague?
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Bubonic Plague
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Zoonosis
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a disease that can be passed from animals to humans
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Reservoir
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place where a disease can survive
living or nonliving |
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Pneumonic Plague
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Transmission- airborne or secondary complication
Comes from bubonic plague as secondary complication and they can spread it airborne because the bacteria is in their lungs |
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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 rate
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95%-100% if untreated
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Septicemic Plague
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least common
transmission- flea bite, secondary complications, contact with body fluids (used to bleed people out which spread it) |
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Septicemic Plague Symptoms
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vomiting
diarrhea hemorrhaging organ failure blood poisoning shock |
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Septicemic Plague Mortality Rate
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100% if untreated
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Modern Treatment of Plague
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Antibiotics
Vaccine- contains a killed version of plague (not promoted because it takes about 5-7 months to take affect) Prevention- manage rodent populations, quarantine endemic areas |
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Dates of the Black Death
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1347- 1721
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Origin of the Black Death
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Reaches Italy in 1347
comes on merchant ship of people fleeing from Coffa because they were being attacked by Mongolians. The Mongolians were launching plague infected bodies into their city, so they fled even though they were already infected with plague Stowaway rats carry Plague bacteria |
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Demographic Impact of the Black Death
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Population decline
Mortality rates varied- some places hit hard, others not as much 25 million people died in Europe in 5 years (1/3 of population) |
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Flagellent Movement
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Self-mortification
Predates the Black Death Men marched from town to town, they would publicly read a letter that was supposedly given to them by angels, take off shirts and whip eachother with metal whips to atone for their sins and the sins of the people SPREAD PLAGUE- people gathered and also took the rags with their blood as souvenirs |
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Scapegoating Jews (Black Death)
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blamed for the plague
said to have poisoned wells Rumor began when it is said that the Black Death is a collaboration between the devil and the Jews and they poisoned wells which caused the Black Death Rabi was tired of being tortured so he falsely confessed to these accusations Massacres Fled to Eastern Europe |
