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Microbiology MICROORGO PROTOZOANS

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trocket52's version from 2015-10-04 17:32

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ProtozoansEukaryotic, single-celled. They move by a variety of means including flagella, cilia, or amoeboid motion
Cyst(They're complex inside) This is a tough survival stage and is often the stage that transmits disease (such as in Giardia, Cryptosporidium or Entamoeba)
TrophozoiteThe form that protozoans are in when they're not in cyst.
Cont. characteristics of Protozoans Usually found in water or moist areas. Some are photosynthetic (e.g.: Euglena), many are predators (e.g.: Paramecium or Amoeba), some absorb nutrients.
Malaria(Protozoan parasite that transmits disease). It has a complex life cycle & mainly infects the RBCs in humans & the digestive tract of mosquitos. The symptoms of malaria are associated w/ the destruction of RBC's
Protozoan diseases of the intestineAmebiasis, Giardia, and Cryptosporidium
Trypanisoma (Protozoan disease) Causes the disease known as sleeping sickness, which goes from the blood to the brain and is transmitted by the Tse Tse fly.
Toxoplasma(Protozoan disease) A complex life cycle that involves cats. The fetus can be infected if a woman gets this disease during pregnancy
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