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Lab Exercise 12:

Lab Exercise 12:. Parasitic Worms and Arthropod Vectors. Intestine ?. intestine ?. Station 1. Liver flukes. Oral sucker. Human liver fluke. Sheep liver fluke. Station 2. Tapeworms. Station 3. Tapeworm scolex. Station 4. Tapeworm mature proglottid. d. a. c. b.

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Lab Exercise 12:

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  1. Lab Exercise 12: Parasitic Worms and Arthropod Vectors Intestine? intestine?

  2. Station 1. Liver flukes Oral sucker Human liver fluke Sheep liver fluke

  3. Station 2. Tapeworms

  4. Station 3. Tapeworm scolex

  5. Station 4. Tapeworm mature proglottid d a c b Answers: a. testes b. ovary c. genital pore d. uterus

  6. Station 5. Tapeworm gravid proglottid ? Answer: expanded uterus filled with fertilized eggs

  7. Station 6. Tapeworm bladderworm ‘Measley’ meat

  8. Station 7. Ascaris lumbricoides male female

  9. Station 8. Trichinella spiralis

  10. Station 9. Necator americanus (hookworm) Anterior end Posterior end

  11. Station 10. Male and Female Enterobius vermicularis (pinworms) centimeters

  12. Station 11. Elephantiasis (filariasis) (caused by Wuchereria bancrofti)

  13. Station 12. Dog Heart and Heartworms

  14. Station 13. Ticks (Dermacentor and Ixodes)

  15. Station 14: Scabies Mite (Sarcoptes scabiei)

  16. 15: Station 14. Flies Tsetse fly (Glossina)

  17. Females w/ slender antennae Station 15. Mosquitoes 16: Males w/ bushy antennae Anopheles Culex Aedes

  18. Station 16. fleas 17: Fleas

  19. Station 17. Pubic (crab) lice 18:

  20. Station 18. Head and Body Lice 19:

  21. (Station 19 continued)

  22. Station 19. Reduviid (kissing) (assassin) bugs 20:

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