Parasitology Test 2 Material

Trophozoite

Motile, reproducing stage of protozoa.

Cyst

Nonmotile, nonfeeding stage of protozoa; often the infective stage for humans.

Entamoeba histolytica

Pathogenic protozoa causing a variety of clinical conditions worldwide.

Entamoeba Dispar

Nonpathogenic protozoa morphologically similar to E. histolytica.

Endolimax nana

Nonpathogenic protozoa with sluggish motility and specific morphological characteristics.

Iodamoeba butschlii

Nonpathogenic protozoa with specific morphological features and sluggish motility.

Naegleria fowleri

Protozoa causing primary amoebic meningioencephalitis, easily mistaken for WBCs.

Acanthamoeba sp.

Protozoa causing granulomatous amebic encephalitis and keratitis.

Giardia lamblia/intestinalis

Pathogenic flagellate with specific morphological characteristics and worldwide distribution.

Dientamoeba fragilis

Pathogenic flagellate with variable shape and specific morphological features.

Trichomonas vaginalis

Common flagellate with progressive motility and variable shape.

Leishmania sp.

Protozoa causing leishmaniasis transmitted by sandflies with distinct clinical conditions.

Trypanosoma brucei

Vector-borne flagellate causing distinct disease patterns in humans.

Trypanosoma cruzi

Vector-borne flagellate causing Chagas Disease with specific morphological characteristics.