Phylum: Sarcomastigophora (amoebas and flagellates)

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Presentation transcript:

Phylum: Sarcomastigophora (amoebas and flagellates) Amoebas (move by pseudopods) Flagellates (move by flagella)

Amoeba Pseudopods Nucleus Food vacuole p

Entamoeba histolytica Trophozoites of Entamoeba histolytica with ingested erythrocytes

TERMS Mastigote = flagella Promastigote: has single flagella Amastigote: has no flagella Kinetoplast: round mass of circular DNA

Giardia lamblia Trophozoites

Trichomonas vaginalis Trophozoite Undulating membrane

Winterbottom’s Sign

Trypanosoma brucei and cruzi Smaller posterior kinetoplast Trypanosoma cruzi Larger posterior kinetoplast American Trypanosomiasis “Chaga’s Disease” African Trypanosomiasis “Sleeping sickness”

Romana’s sign Swollen eye, seen in Chaga's disease.

Paramecium

Balantidium coli Trophozoites Cytostome

Blood Phase: Rings 0f trophozoites in RBCs

Toxplasmosis Trophozoites

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