Parasitology — Flashcards

Flashcard 21: Which form of Plasmodium spp. is seen here? _____

Answer: Trophozoite (ring form)

Flashcard 22: 28e5375fcdc440af8c40905f92d918c6-oa-6

Answer: round worm vs hookworm

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Flashcard 23: 0efba98c1935432194f6611424eef378-oa-4

Answer: primary vs secondary host

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Flashcard 24: _____ is the infective form of the Trombiculid mite

Answer: Larva

Extra: In Trombiculid mites (chiggers), only the larval stage is parasitic and serves as the infective form for humans, transmitting Scrub Typhus. Other stages (nymphs and adults) are free-living in the soil.

Flashcard 25: Example of cyclodevelopmental transmission

Answer: Microfilariae (e.g., Wuchereria bancrofti) Note: The parasite undergoes development but no multiplication in the vector.

Flashcard 26: p.falciparum releases _____ merozoites/schizont in hepatocytic phase

Answer: 30,000-40,000

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Flashcard 27: prepatent period of ankylostoma duodenale is _____

Answer: 5 weeks to 9 months

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Flashcard 28: In India, lymphatic filariasis is most commonly caused by _____

Answer: Wuchereria bancrofti

Flashcard 29: life span of louse is _____

Answer: 20-30 days

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Flashcard 30: Whipworm causes _____ in children

Answer: dysentery and diarrhea