Lab Exercise 12: Parasitic Worms and Arthropod Vectors intestin e ? Intestine?

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Presentation transcript:

Lab Exercise 12: Parasitic Worms and Arthropod Vectors intestin e ? Intestine?

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

Station 2. Tapeworms

Station 3. Tapeworm scolex

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

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

Station 6. Tapeworm bladderworm ‘Measley’ meat

Station 7. Ascaris lumbricoides male female

Station 8. Trichinella spiralis

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

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

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

Station 12. Dog Heart and Heartworms

Station 13. Ticks (Dermacentor and Ixodes)

Station 14: Scabies Mite (Sarcoptes scabiei)

Station 14. Flies Tsetse fly (Glossina) 15 :

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

Station 16. fleas 17: Fleas

Station 17. Pubic (crab) lice 18:

Station 18. Head and Body Lice 19:

(Station 19 continued)

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