Parasitology Exam (wet mount images) - Med-Chem

1 Parasitology Exam (wet mount images). Answers will be found at the end. **Reminder: Slides and examination questions are copyrighted and cannot be copied for publication. 1. The following fecal wet mount images are (iodine stain in some) (high dry power, 400x): A. Chilomastix mesnili trophozoites, cysts B. Pentatrichomonas hominis trophozoites C. Giardia lamblia (duodenalis, intestinalis) trophozoites, cysts D. Trichomonas vaginalis trophozoites 2. The following fecal wet mount images are (iodine stain in some) (high dry power, 400x): A. Entamoeba coli cysts and trophozoite B.

2 Entamoeba hartmanni cysts and trophozoite C. Iodamoeba b tschlii cysts and trophozoite D. Entamoeba histolytica/E. dispar cysts and trophozoite 1 (WET mount image IDENTIFICATION TEST). 3. The following fecal wet mount images are (iodine stain in some) (high dry power, 400x): A. Entamoeba coli cysts and precyst B. Entamoeba hartmanni cysts and precyst C. Iodamoeba b tschlii cysts and precyst D. Entamoeba histolytica/E. dispar cysts and precyst 4. The following fecal wet mount images are (iodine stain in some) (high dry power, 400x): A. Pentatrichomonas hominis cysts B.

3 Dientamoeba fragilis cysts C. Chilomastix mesnili cysts D. Retortamonas intestinalis cysts 5. The following fecal wet mount images are (iodine stain in some) (high dry power, 400x): 2 (WET mount image IDENTIFICATION TEST). A. Iodamoeba b tschlii cysts B. Entamoeba hartmanni cysts C. Dientamoeba fragilis cysts D. Entamoeba polecki cysts 6. The following fecal wet mount images are (iodine stain in some) (high dry power, 400x): A. Algae B. Plant spikes C. Charcot-Leyden crystals D. String artifacts 7. The following fecal wet mount images are (iodine stain in some) (high dry power, 400x): A.

4 Hookworm eggs B. Ascaris lumbricoides fertilized eggs C. Trichostrongylus spp. eggs D. Diphyllobothrium latum eggs 8. The following fecal wet mount images are (iodine stain in some) (high dry power, 400x): 3 (WET mount image IDENTIFICATION TEST). A. Trichuris trichiura eggs B. Ascaris lumbricoides fertilized eggs C. Ascaris lumbricoides unfertilized eggs D. Hookworm eggs 9. The following fecal wet mount images are (iodine stain in some) (high dry power, 400x): A. Taenia spp. eggs B. Hymenolepis nana eggs C. Artifacts, probably pollen D. Hymenolepis diminuta eggs 10. The following fecal wet mount images are (iodine stain in some) (high dry power, 400x): A.

5 Ascaris lumbricoides unfertilized eggs 4 (WET mount image IDENTIFICATION TEST). B. Trichuris trichiura eggs C. Hookworm unfertilized eggs D. Ascaris lumbricoides fertilized eggs 11. The following fecal wet mount images are (iodine stain in some) (high dry power, 400x): A. Taenia spp. eggs B. Taenia saginata eggs C. Taenia solium eggs D. None of the above 12. The following fecal wet mount images are (iodine stain in some) (high dry power, 400x): A. Clonorchis sinensis eggs B. Ascaris lumbricoides decorticate eggs C. Paragonimus spp. eggs D. Diphyllobothrium latum eggs 13.

6 The following fecal wet mount images are (iodine stain in some) (high dry power, 400x): 5 (WET mount image IDENTIFICATION TEST). A. Paragonimus spp. eggs B. Trichuris trichiura eggs C. Pollen grains D. Baylisascaris procyonis eggs 14. The following fecal wet mount images are (iodine stain in some) (high dry power, 400x): These eggs measure 140 microns. A. Fasciolopsis buski eggs B. Diphyllobothrium latum eggs C. Paragonimus spp. eggs D. Clonorchis sinensis eggs 15. The following fecal wet mount images are (iodine stain in some) (high dry power, 400x): 6 (WET mount image IDENTIFICATION TEST).

7 A. Diphyllobothrium latum eggs B. Fasciola hepatica eggs C. Paragonimus spp. eggs D. Clonorchis sinensis eggs 16. The following fecal wet mount images are (iodine stain in some) (high dry power, 400x): A. Paragonimus spp. eggs B. Sarcocystis oocysts C. Isospora belli oocysts D. Clonorchis (Opisthorchis) sinensis eggs 17. The following fecal wet mount images are (iodine stain in some) (high dry power, 400x): A. Taenia spp. eggs B. Hymenolepis nana eggs C. Hymenolepis diminuta eggs D. Diphyllobothrium latum eggs 18. The following fecal wet mount images are (iodine stain in some) (high dry power, 400x): 7 (WET mount image IDENTIFICATION TEST).

8 A. Schistosoma haematobium eggs B. Schistosoma mansoni eggs C. Schistosoma japonicum eggs D. Schistosoma mekongi eggs 19. The following fecal wet mount images are (iodine stain in some) (high dry power, 400x): A. Schistosoma japonicum eggs B. Schistosoma haematobium eggs C. Decorticate Ascaris lumbricoides eggs D. Taenia solium eggs 20. The following fecal wet mount images are (iodine stain in some) (high dry power, 400x): A. Taenia spp. eggs B. Taenia solium eggs C. Schistosoma japonicum eggs 8 (WET mount image IDENTIFICATION TEST). D. Hymenolepis diminuta eggs 21. The following fecal wet mount images are (iodine stain in some) (high dry power, 400x): A.

9 Red blood cells (RBCs). B. Giardia lamblia cysts C. Human tissue and blood cells D. Plant artifacts 22. The following fecal wet mount images are (iodine stain in some) (high dry power, 400x): A. Entamoeba histolytica trophozoites B. Entamoeba coli cysts C. Entamoeba hartmanni cysts D. Endolimax nana trophozoite and cysts 23. The following fecal wet mount images are (iodine stain in some) (high dry power, 400x) (the image on the left is seen at 100x/low power): 9 (WET mount image IDENTIFICATION TEST). A. Plant spirals B. Hookworm larvae C. Strongyloides stercoralis rhabditiform larvae D.

10 Strongyloides stercoralis filariform larvae 24. The following fecal wet mount images are (iodine stain in some) (high dry power, 400x): A. Balantidium coli B. Fasciola hepatica eggs C. Entamoeba coli D. Entamoeba histolytica/E. dispar 25. The following fecal wet mount images are (iodine stain in some) (high dry power, 400x): A. Strongyloides stercoralis larvae B. Hookworm larvae 10 (WET mount image IDENTIFICATION TEST). C. Root hairs D. Ascaris lumbricoides larvae 26. The following fecal wet mount images are (iodine stain in some) (high dry power, 400x): A. Sarcocystis oocysts B.