Parasitology Exam

Flukes and tTapeworms

I. Identify the parasite (40 points)

1. Bilharzia, St. Lucia, granulomas

2. drunken crab, rice fields

3. Tenebrio, cysticercoids

4. leopard frogs, black spots, amphistome

5. liver ducts, Formica fusca, Cionella

6. unarmed, inching proglottids

7. coenuriasis, lambs

8. Kuchenmeister, tri-lobed ovary, Mexico

9. unarmed scolex, uterine pore, scattered vitellaria

10. water chestnuts, small intestine, verminous intoxication

11. rabbits, dogs, bladderworms

12. shore birds, furcocercous

13. double set of reproductive organs, cysticercoids

14. mesenteric veins, Japan

15. monoxenous, Moscow, armed

16. hepatosplenomegaly, Aswan Dam

17. gravlox, Cyclops

18. striated embryophore, armed, dimunitive, equatorial genital pore

19. sparganosis, cats

20. tigers, microcercous cercaria, Semisulcospira libertina

II. Describe five epidemiological factors associated with the following: (15 points)

1. Echinococcus granulosus

2. Clonorchis sinensis

3. Schistosoma japonicum

III. Draw the reproductive tract of any trematode or cestode of your choice. Identify the specific organism you have drawn and label the parts. if you draw a trematode, mention any major differences as seen in cestodes. If you draw a cestode, mention any major differences you will find in the trematodes. (10 points)

IV. Fill in the blanks (you may only use an organism once in your answer) (20 points)

ORGANISM INTERMEDIATE HOST DEFINITIVE HOST INFECTIVE STAGE/DEFINITIVE HOST ORGAN IN DEFINITIVE HOST

Diphyllobothrium latum

Tenebrio molitor

sheep

cercaria

small intestine

V. Identify the organism found in the area of the world as designated by the numbers on the world map. Name the country or a country found within the designated areas. The organisms are not restricted to only those areas designated on the map. Identify one epidemiological factor which increases the parasite's incidence in that area. (15 points)

ORGANISM COUNTRY EPIDEMIOLOGICAL FACTOR

10.