BIOS 350 Lecture Notes - Lecture 2: Helminths, Trichinosis, Retina
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The oocysts are transmitted in fecally contaminated foods: most cases have been linked to fruits or vegetables, major outbreak in u. s. linked to contaminated packaged lettuce. 32. 4 other visceral parasites: giardia, trichomonas, cryptosporidium, toxoplasma, and. Protist that lives as a parasite in warm-blooded animals. Produces oocysts that are shed in the feces of infected animals. The oocysts are transmitted by cats: also by undercooked meat. Toxoplasmosis can damage eyes, brain, and other organs in immune- compromised individuals. 32. 5 plasmodium and malaria: malaria, a protist disease caused by plasmodium spp, has a complex life cycle that includes anopheles mosquitoes as vectors (figure. Each year over 1 million people die from malaria: generally found in tropical and subtropical regions. 32. 5 plasmodium and malaria: diagnosis requires identifying plasmodium-infected erythrocytes in blood smears (figure. 32. 12: drugs are used to prevent and treat infections. Chloroquine and primaquine: malaria may recur years after the primary infection. Can be controlled by draining swamps or eliminating mosquitoes.
