Protozoa - (2 Cilia and flagella largely absent(3 Apical...

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Protozoa 1) Introduction to Diversity a) Animal-like protistans i) Kingdom protista? ii) Eukaryotic iii) Unicellular b) Kinds of protists i) Protozoans (1) Heterotrophic/ingestion (2) Some important parasites ii) Algae (1) Autotrophic/photosynthesis iii) Slime molds (1) Heterotrophic 2) Protozoan Phyla a) Phylum retortmonada i) Giardia (1) Parasite of the small intestine (2) “backpacker’s diarrhea” or “beaver fever” (3) Cysts ingested in contaminated water (4) 2 haploid nuclei (5) No mitochondria ii) Euglenozoa – Trypanosoma brucei (1) African sleeping sickness (2) Infects CNS (3) Vector- transmitted by tsetse fly
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iii) Trypanosoma brucei- chagas’ disease (1) Transmitted by type of assassin bug iv) Leishmania - leishmaniasis (1) Lesions (2) Liver and spleen (3) Africa, asia, central and south America v) Phylum Apicomplexa (1) All endoparasites
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Unformatted text preview: (2) Cilia and flagella largely absent (3) Apical complex at anterior end (4) Toxoplasma – toxoplasmosis (5) Plasmodium – malaria (a) Transmitted by Anopheles mosquitos vi) Phylum Ciliohora (1) Cilia – movement (2) Direct food particles (3) Macronucleus – polyploidy (4) Micronuclei – diploid vii)Phylum Dinoflagellata (1) Unicellular, 2 flagella (2) Planktonic (3) Photosynthetic (4) Heterotrophic, nonpigmented (5) Parasitic (6) Cause red tide (7) Neurotoxin – toxic to vertabrates, respiratory failure (8) Pfiesteria discovered in 1988, cause lesions, stun and kill fish viii) Amebas (1) Pseudopodia (2) Engulf food – phagocytosis (3) Found in soil and water (4) Some parasitic (5) Amoebic dysentery – Entamoeba histolytica...
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This note was uploaded on 04/29/2008 for the course BIO 162 taught by Professor Neudorf during the Spring '08 term at Sam Houston State University.

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Protozoa - (2 Cilia and flagella largely absent(3 Apical...

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