GEOG 341 Lecture Notes - Lecture 9: Itch, Sucks Blood, Tsetse Fly
22 Mar 2018
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Document Summary
Interaction of culture, socio-economic factors, and environmental conditions to cause morbidity (illness) and mortality. Disease agent: pathogen that causes the disease, such as bacteria, virus, parasite, other microorganism. Disease vector: transmitter (think fleas full of plague) commonly mosquitos, ticks, fleas, and various mammals. Epidemic: outbreak of a disease, be it local or regional, and are usually sudden and sever: example: ebola, 2015, in west africa. Pandemic: worldwide epidemic: example: spanish flu, 1919. Endemic region: where a large percent of the population hosts an endemic disease. Malaria: 80% of world"s cases in africa, total cost, est. 2014: about billion in africa from treatment, lost production, etc: several types of varying severity, affects humans, some monkeys, rats, birds, even snakes. Where: below 5k feet in altitude, over 40 inches rainfall per year for endemic, can survive in vectors and host with less rainfall, endemic in much of africa, especially tropical and semi-tropical areas.
