2. The common name for Platyhelminthes is: Round worms Pin worms Hook worms Flat worms
3. Entamoeba histolytica is infective in the: Troph stage Cyst stage Metacercaria stage Cysticercus stage
4. What is the number one cause of water-borne diarrhea worldwide? Trichomonas vaginalis Giardia lamblia Entamoeba histolytica Cryptosporidium parvum
5. Infection with which of the following increases your risk for HIV? Pneumocystis carinii Trichomonas vaginalis Clonorchis sinesis Fasciola hepatica
6. Which of the following is endemic in daycare centers and can cause growth failure in children under the age of 5? Ascaris lumbricoides Enterobius vermicularis Taenia solium Giardia lamblia
7. Trypanosoma rhodesiense is transmitted by: The bite of a female Anopheles mosquito The bite of a Tsetse fly Drinking from fresh water streams contaminated with animal fecal matter Inhaled respiratory secretions
8. Trypanosoma rhodesiense moves by: Undulating membrane Pseudopods Cilia No means of independent locomotion
9. The largest of the parasitic protozoans, and the ONLY ciliated protozoan which causes human disease, is: Plasmodium Balantidium coli Entamoeba histolytica Toxoplasma gondii
10. Which of the following is NOT an infective stage of Toxoplasma gondii? Troph Cyst Oocyst Ootroph
11. Which of the following is an intracellular parasite? Ancyclostoma canium Pneumocystis carinii Schistosoma mansoni Toxoplasma gondii
12. Which of the following has been classified as a fungi, but it also seen as a protozoan? Balantidium coli Pneumocystis carinii Trypanosoma rhodesiense Giardia lamblia
13. Which of the following is NOT true of Plasmodium? Reproduces asexually inside of red blood cells Causes an irregular pattern of fever and chills High risk groups include migrant workers and refugees Causes 500 million acute clinical cases per year
14. Cryptosporidium parvum causes: Gastroenteritis Dysentary Urinary tract infection Parvo
15. In the human body, Clonorchis sinensis lives in: The bile ducts, gallbladder and pancreas The hepatic portal The lymph nodes and tissue The intestinal tract
16. What is the first intermediate host of Clonorchis sinensis? Humans Snails Freshwater fish Sheep and cattle
17. What is the definitive host of Fasciola hepatica? Sheep, cattle and humans Freshwater fish Pigs Cats
18. Which stage of Schistosoma mansoni enters the bloodstream, finds its way to the hepatic portal veins and feeds on blood? Miracidium Cercaria Metacercaria Sporocysts
19. The head of a tapeworm is called: The proglottid The cysticercus The scolex The apex
20. Taenia saginata: Absorbs large quantities of nutrients, leading to malnourishment in humans Impede or block the passage of materials through the intestines Is transmitted when humans eat "measly beef" All of the above
21. Humans can get Taenia solium (the pork tapeworm) by: Ingesting the cysticercus Eating the ova Both A and B Neither A nor B
22. Hyatid disease is caused by: Taenia solium Echinococcus granulosus Enterobius vermicularis Trichuris trichiura
23. Enterobius vermicularis causes _____ infestation. Pin worm Hook worm Ring worm Whip worm
24. Ascaris lumbricoides: Causes Ascaris pneumonia when in the lung tissue Causes malnutrition Causes allergic reactions by releasing toxic wastes All of the above
25. Hook worms get into the body: When humans ingest infected, undercooked pork When humans drink unclean water Through openings in the skin Through unbroken skin
26. Encysted larvae of Trichinella spiralis is found in the _____ of pork. Skeletal muscle Intestines Fatty tissue All of the above
27. How can you kill Giardia lamblia? Add a double dose of iodine to the water Boil water for 3 to 5 minutes Both A and B Neither A nor B
28. The late stages of Trypanosoma rhodensiense are treated with: Flagyl Arsenic Suramin Convalescent serum
29. The diagnosis of Trichuris trichiura is made: By observing eggs in the feces By observing trophs in the feces By blood smear With an ELISA test
30. Trichinella spiralis is diagnosed by: Blood smear Observing eggs in the feces Symptoms only Tissue biopsy
Score = Correct answers: