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MEDICAL PARASITOLOGY

MEDICAL PARASITOLOGY. ( PICTURE SECTION). Enterobius Vermicularis egg. The egg is approximately 25 x 60umin size It has a thin shell with flattened side. Adult tick. Carry lyme disease. Ascaris lumbricodes.

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MEDICAL PARASITOLOGY

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  1. MEDICAL PARASITOLOGY ( PICTURE SECTION)

  2. EnterobiusVermicularis egg • The egg is approximately 25 x 60umin size • It has a thin shell with flattened side

  3. Adult tick • Carry lyme disease

  4. Ascarislumbricodes • The eggs are rounded and have a thick shell with external mamillated layer often stained brown.

  5. Bilinus snail • Serves as intermediate host for schistosomiasis • Tropical freshwater snail

  6. Fasciola hepatica • The eggs are large measuring 150um. • Has quite small opeculum

  7. E.histolytica • Causes Amoebiasis • Cyst is 10 -15um in diameter • Matured cyst is quadrinucleated • Trophoziote has no fixed shape cos constantly changing ( contains RBCs,)

  8. Trophoziotes and Cyst of G. lamblia

  9. Trichomona Vaginalis • Do not have a cystic stage • Its pear shaped • Has an Axostyle running all throught the length of the trophozoite • They have a single nucleus a the anterior end.

  10. Onchomelania snail • Freshwater snail • Is a vector for schistosomiasis and paragonimus • O. hupensis intermediate host for S. Japonicum

  11. Schistosomes

  12. S. mansoni, haematobium and Japonicum

  13. AscarisLumbriciodesspp ( Life Cycle)

  14. EnterobiusVermicularis

  15. Trchuris egg

  16. Trichuristrichuria

  17. Filarial worms

  18. Life cycle W. brancrofti

  19. Life cycle O. Volvulus

  20. Life cycle D. midensensis

  21. Life Cycle of TaeniaSaginata

  22. Differences between T. saginata vs T. Solium

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