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 Flagellates 60 Flashcards |
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What is the size range of Giardia lamblia trophozoites? |
Card: 1 / 60 |
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15–20 µm |
Card: 2 / 60 |
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Which diagnostic test detects actively motile trophozoites of Trichomonas vaginalis? |
Card: 3 / 60 |
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Microscopy of vaginal or urethral discharges |
Card: 4 / 60 |
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What is the infective form of Leishmania? |
Card: 5 / 60 |
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Promastigote |
Card: 6 / 60 |
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What are the main symptoms of acute Chagas’ disease? |
Card: 7 / 60 |
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Chagoma, Romana’s sign, lymphadenopathy, and hepatosplenomegaly |
Card: 8 / 60 |
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Which flagellate exhibits twitching motility and has five flagella? |
Card: 9 / 60 |
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Trichomonas vaginalis |
Card: 10 / 60 |
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In which part of the human body does Giardia lamblia primarily reside? |
Card: 11 / 60 |
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Mucosa of the duodenum and upper ileum |
Card: 12 / 60 |
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What is the mode of transmission for Trypanosoma cruzi? |
Card: 13 / 60 |
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Rubbing of reduviid bugs (Triatomine) |
Card: 14 / 60 |
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Which form of Leishmania is associated with visceral leishmaniasis? |
Card: 15 / 60 |
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Amastigote |
Card: 16 / 60 |
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What is the infective dose of Giardia lamblia cysts required to cause infection? |
Card: 17 / 60 |
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As few as 10 to 25 cysts |
Card: 18 / 60 |
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Which laboratory technique is considered the gold standard for diagnosing Trichomonas vaginalis? |
Card: 19 / 60 |
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Culture using media like Lash’s cysteine hydrolysate serum media |
Card: 20 / 60 |
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What is the characteristic appearance of the vaginal mucosa in vulvo-vaginitis caused by Trichomonas vaginalis? |
Card: 21 / 60 |
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Strawberry appearance (Colpitis macularis) |
Card: 22 / 60 |
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What type of immune response is associated with protection against Leishmania? |
Card: 23 / 60 |
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T helper 1 (Th1) response |
Card: 24 / 60 |
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What is the primary treatment for acute Chagas’ disease? |
Card: 25 / 60 |
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Benznidazole |
Card: 26 / 60 |
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Which form of Trypanosoma brucei is infective to tsetse flies? |
Card: 27 / 60 |
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Short stumpy forms |
Card: 28 / 60 |
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What is the diagnostic form of Trypanosoma cruzi in blood smears? |
Card: 29 / 60 |
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C-shaped trypomastigotes |
Card: 30 / 60 |
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What are the main laboratory samples used for diagnosing Giardia lamblia? |
Card: 31 / 60 |
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Stool and duodenal contents |
Card: 32 / 60 |
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Which drug is the treatment of choice for visceral leishmaniasis in Bihar? |
Card: 33 / 60 |
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Amphotericin B |
Card: 34 / 60 |
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What is the mode of transmission of Giardia lamblia? |
Card: 35 / 60 |
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Feco-oral route |
Card: 36 / 60 |
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What clinical feature is commonly associated with chronic Chagas’ disease? |
Card: 37 / 60 |
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Dilated cardiomyopathy |
Card: 38 / 60 |
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Which test detects antibodies for Leishmania in serum? |
Card: 39 / 60 |
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ELISA |
Card: 40 / 60 |
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What characteristic motility pattern do Giardia trophozoites exhibit? |
Card: 41 / 60 |
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Falling leaf-like motility |
Card: 42 / 60 |
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What is the incubation period range for Trichomonas vaginalis infection? |
Card: 43 / 60 |
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4–28 days |
Card: 44 / 60 |
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What is the primary cause of malabsorption in Giardia lamblia infections? |
Card: 45 / 60 |
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Abnormalities in villous structure |
Card: 46 / 60 |
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What type of lesions are characteristic of Post Kala-azar Dermal Leishmaniasis (PKDL)? |
Card: 47 / 60 |
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Nonulcerative hypopigmented macular lesions |
Card: 48 / 60 |
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How do Trichomonas trophozoites divide? |
Card: 49 / 60 |
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Longitudinal binary fission |
Card: 50 / 60 |
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What is the diagnostic form of Leishmania detected in the spleen aspirate? |
Card: 51 / 60 |
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LD body (amastigote inside macrophages) |
Card: 52 / 60 |
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What type of infections are children and HIV-positive individuals particularly susceptible to from Giardia lamblia? |
Card: 53 / 60 |
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Gastrointestinal infections leading to malabsorption |
Card: 54 / 60 |
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Which flagellate is the most common cause of sexually transmitted diseases? |
Card: 55 / 60 |
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Trichomonas vaginalis |
Card: 56 / 60 |
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What is the primary vector for Trypanosoma brucei? |
Card: 57 / 60 |
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Tsetse fly |
Card: 58 / 60 |
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What factors contribute to the virulence of Leishmania? |
Card: 59 / 60 |
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Glycoprotein (gp-63), Lipophosphoglycan (LPG), Glycosylphosphatidylinositol |
Card: 60 / 60 |
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