Parasitologie Test 0% 0 votes, 0 avg 0 You will have 60 minutes to complete all the questions. After the timer reaches 60 minutes, the exam will end and be saved automatically. Good luck! *Fingers crossed* The timer has been reached. The exam has now been terminated and saved. Parasitologie Test 1 / 60 What is the most serious manifestation of cysticercosis? a. Intestinal pain b. Liver damage c. Neurocysticercosis d. Skin cysts 2 / 60 Which term refers to the number of parasites in a host? a. Incidence b. Prevalence c. Intensity d. Virulence 3 / 60 Dracunculus medinensis transmission occurs via: a. Undercooked meat b. Drinking water containing infected copepods c. Mosquito bite d. Inhalation 4 / 60 Ring forms in RBCs are characteristic of: a. Sporozoite stage b. Merozoite stage c. Trophozoite stage d. Schizont stage 5 / 60 Diagnosis of Dipylidium involves: a. Serology b. Stool microscopy showing egg packets c. Skin test d. CT scan 6 / 60 Zoonosis refers to a disease that is: a. Only in humans b. Transmitted from animals to humans c. Only in animals d. Found in water 7 / 60 Which Echinococcus species causes hydatid disease in humans? a. E. shiquicus b. E. canadensis c. E. multilocularis d. E. granulosus 8 / 60 The lung fluke is: a. Paragonimus westermani b. Clonorchis sinensis c. Fasciola hepatica d. Schistosoma mansoni 9 / 60 The antennae of male mosquitoes are: a. Absent b. Plumose (feathery. c. Thin and segmented d. Short and bare 10 / 60 Hypnozoites are dormant stages found in: a. All Plasmodium species b. P. falciparum and P. malariae c. P. vivax and P. ovale d. P. knowlesi and P. malariae 11 / 60 The diagnostic stage of E. histolytica in stool is: a. Sporozoite b. Oocyst c. Merozoite d. Cyst and trophozoite 12 / 60 Ascaris eggs become infective after: a. Immediately after excretion b. 1 week c. 2–4 weeks in soil d. 1 day 13 / 60 A paratenic host is one in which the parasite: a. Survives without development b. Undergoes development c. Cannot be found d. Completes its sexual phase 14 / 60 Which worm causes liver hydatid cysts in humans? a. Hymenolepis nana b. Echinococcus granulosus c. Taenia solium d. Diphyllobothrium latum 15 / 60 Treatment of Clonorchis sinensis : a. Praziquantel b. Ivermectin c. Albendazole d. Triclabendazole 16 / 60 Ascaris infection is prevented by: a. Proper sanitation and handwashing b. Cooking meat thoroughly c. Wearing shoes d. Mosquito nets 17 / 60 T. vaginalis moves by: a. Gliding b. Cilia c. Pseudopodia d. Flagella 18 / 60 Toxoplasma gondii is particularly dangerous for: a. Immunocompromised individuals b. Healthy adults c. Children d. Men only 19 / 60 Infection by Fasciolopsis buski occurs via ingestion of: a. Undercooked fish b. Snail meat c. Contaminated water d. Metacercaria on water plants 20 / 60 Drug of choice for invasive amoebiasis: a. Praziquantel b. Ciprofloxacin c. Albendazole d. Metronidazole 21 / 60 A common complication of Taenia solium infection is: a. Gallstones b. Neurocysticercosis c. Pneumonia d. Appendicitis 22 / 60 Drug of choice for T. vaginalis infection: a. Praziquantel b. Erythromycin c. Albendazole d. Metronidazole 23 / 60 Diagnostic stage of Balantidium coli in stool: a. Cyst b. Egg c. Sporocyst d. Oocyst 24 / 60 Paragonimus eggs are passed in: a. Sputum and stool b. Urine c. Skin d. Stool only 25 / 60 Paragonimus westermani is known as the: a. Liver fluke b. Lung fluke c. Intestinal fluke d. Blood fluke 26 / 60 Paragonimus westermani is known as the: a. Lung fluke b. Blood fluke c. Intestinal fluke d. Liver fluke 27 / 60 Which protozoa has flagella but no cyst form? a. E. histolytica b. E. coli c. T. vaginalis d. G. lamblia 28 / 60 A parasite that causes disease only in immunocompromised hosts is: a. Zoonotic b. Obligate c. Opportunistic d. Commensal 29 / 60 The adult form of Opisthorchis viverrini lives in the: a. Bile ducts b. Intestinal lumen c. Lymph nodes d. Urinary bladder 30 / 60 Which of the following mosquito stages is not aquatic? a. Larva b. Adult c. Pupa d. Egg 31 / 60 All trematode eggs are operculated EXCEPT: a. Schistosoma b. Fasciola hepatica c. Paragonimus d. Clonorchis 32 / 60 Toxoplasma gondii oocysts are shed by: a. Cattle b. Humans c. Cats d. Dogs 33 / 60 The typical location of Strongyloides autoinfection is in: a. Skin b. Lungs c. Intestine and perianal region d. Liver 34 / 60 Drug of choice for Schistosomiasis : a. Praziquantel b. Albendazole c. Metronidazole d. Triclabendazole 35 / 60 Humans act as the definitive host for which Sarcocystis species? a. S. cruzi b. S. falcatula c. S. neurona d. S. hominis 36 / 60 A facultative parasite: a. Is always fatal to host b. Is always intracellular c. Requires a host to survive d. Can live freely or as a parasite 37 / 60 Humans get Dipylidium caninum from: a. Drinking dog saliva b. Eating raw meat c. Inhalation d. Ingesting infected fleas 38 / 60 Ancylostoma duodenale causes anemia due to: a. Iron sequestration b. Increased RBC production c. Liver damage d. Intestinal blood loss 39 / 60 Staining used to identify Balantidium: a. Gram b. Iodine c. Acid-fast d. Hematoxylin-eosin 40 / 60 Which of the following terms refers to the number of new cases of infection in a population? a. Frequency b. Incidence c. Endemicity d. Prevalence 41 / 60 Diagnostic method for Trichomonas vaginalis : a. Blood smear b. Stool microscopy c. Urine dipstick d. Wet mount of vaginal discharge 42 / 60 Which drug is commonly used to treat Ascaris and Trichuris infections? a. Praziquantel b. Metronidazole c. Mebendazole d. Niclosamide 43 / 60 Main symptom of heavy F. buski infection: a. Severe intestinal obstruction b. Jaundice c. Bloody urine d. Muscle pain 44 / 60 Which trematode may lead to liver cancer? a. Fasciola hepatica b. Paragonimus westermani c. Fasciolopsis buski d. Clonorchis sinensis 45 / 60 Which characteristic distinguishes Aedes from Anopheles and Culex? a. Night-biting habit b. Lays eggs in water c. Long antennae d. Striped legs 46 / 60 Infection by Schistosoma occurs through: a. Insect bite b. Fecal-oral route c. Ingestion of cysts d. Skin penetration by cercariae 47 / 60 Which mosquito is responsible for transmitting Japanese encephalitis? a. Mansonia b. Culex c. Anopheles d. Aedes 48 / 60 Which clinical sign is commonly associated with hookworm infection? a. Night blindness b. Bloody diarrhea c. Iron-deficiency anemia d. Jaundice 49 / 60 The diagnostic stage of Enterobius vermicularis is found using: a. Tape test b. Blood smear c. Sputum smear d. Fecal flotation 50 / 60 Taenia solium infection occurs via ingestion of: a. Mosquito bite b. Larvae in soil c. Cysticerci in undercooked pork d. Embryonated egg in water 51 / 60 The “Maurer’s dots” are associated with which species? a. P. falciparum b. P. ovale c. P. malariae d. P. vivax 52 / 60 The adult Clonorchis sinensis is found in the: a. Bile ducts b. Bladder c. Small intestine d. Colon 53 / 60 Which tapeworm egg has an operculum? a. Diphyllobothrium latum b. Taenia solium c. E. granulosus d. H. nana 54 / 60 Which fluke causes hematuria? a. Clonorchis sinensis b. Fasciolopsis buski c. Paragonimus westermani d. Schistosoma haematobium 55 / 60 What does perianal pruritus most strongly suggest? a. Hookworm b. Trichinella spiralis c. Enterobius vermicularis d. Ascaris lumbricoides 56 / 60 A key diagnostic feature of Taenia eggs is: a. Polar filaments b. Hexacanth embryo c. Lateral spine d. Operculum 57 / 60 Which organ is the primary site of sporozoite development in humans? a. Brain b. Liver c. Lymph nodes d. Intestine 58 / 60 Parasites can cause anemia by: a. Consuming red blood cells b. Affecting the heart c. Damaging lungs d. Inhibiting bone growth 59 / 60 Which parasite is known to cause brain abscess in humans via zoonotic transmission? a. Giardia lamblia b. Toxoplasma gondii c. Balantidium coli d. Trichuris trichiura 60 / 60 The definitive host of H. diminuta is: a. Cow b. Rat c. Cat d. 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