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 Which Plasmodium species has a quartan fever cycle (72 hours.? a. P. falciparum b. P. ovale c. P. malariae d. P. vivax 2 / 60 Infection by Fasciolopsis buski occurs via ingestion of: a. Undercooked fish b. Snail meat c. Metacercaria on water plants d. Contaminated water 3 / 60 Which stage of Plasmodium is transmitted to humans by the mosquito? a. Sporozoite b. Trophozoite c. Merozoite d. Gametocyte 4 / 60 Which term refers to the number of parasites in a host? a. Virulence b. Prevalence c. Intensity d. Incidence 5 / 60 Entamoeba histolytica causes: a. Ascariasis b. Amoebic dysentery c. Giardiasis d. Malaria 6 / 60 Which drug is most effective against schistosomiasis? a. Metronidazole b. Albendazole c. Mebendazole d. Praziquantel 7 / 60 Which clinical sign is commonly associated with hookworm infection? a. Night blindness b. Iron-deficiency anemia c. Bloody diarrhea d. Jaundice 8 / 60 Toxoplasma gondii is particularly dangerous for: a. Immunocompromised individuals b. Children c. Healthy adults d. Men only 9 / 60 Anisakiasis primarily affects which system? a. Gastrointestinal b. Renal c. Respiratory d. Lymphatic 10 / 60 The mosquito stage where fertilization occurs is called: a. Sporozoite b. Merozoite c. Zygote d. Gametocyte 11 / 60 Muscle biopsy is useful in diagnosing infection with: a. Fasciola hepatica b. Trichinella spiralis c. Strongyloides d. Ascaris 12 / 60 Toxoplasma gondii oocysts are shed by: a. Cats b. Humans c. Dogs d. Cattle 13 / 60 The site of egg deposition by Schistosoma haematobium is: a. Brain b. Lungs c. Intestine d. Urinary bladder 14 / 60 Diagnosis of Balantidium coli is based on: a. Biopsy only b. PCR c. Serology d. Finding trophozoites or cysts in stool 15 / 60 The term “infectivity” refers to: a. Ability to spread within a host b. Parasite's ability to cause death c. Ability to invade and establish infection d. Mode of reproduction 16 / 60 Which tapeworm egg has an operculum? a. E. granulosus b. Diphyllobothrium latum c. Taenia solium d. H. nana 17 / 60 Infection by Schistosoma occurs through: a. Skin penetration by cercariae b. Ingestion of cysts c. Insect bite d. Fecal-oral route 18 / 60 The diagnostic stage of Enterobius vermicularis is found using: a. Fecal flotation b. Sputum smear c. Tape test d. Blood smear 19 / 60 A preventive method against filariasis: a. Avoiding seafood b. Vector control (mosquito nets, sprays. c. Cooking pork d. Anti-retroviral drugs 20 / 60 Plasmodium vivax causes fever every: a. 48 hours b. 72 hours c. 24 hours d. 36 hours 21 / 60 Diagnosis of Dipylidium involves: a. Skin test b. Serology c. CT scan d. Stool microscopy showing egg packets 22 / 60 The mode of entry for hookworm larvae is: a. Ingestion b. Sexual contact c. Inhalation d. Skin penetration 23 / 60 Another name for Giardia lamblia : a. Brain-eating amoeba b. Lung amoeba c. Monkey face protozoan d. Vaginal protozoan 24 / 60 The disease elephantiasis is caused by: a. Onchocerca volvulus b. Wuchereria bancrofti c. Loa loa d. Trichuris 25 / 60 A common sign of Trichinella infection: a. Muscle pain and swelling b. Itching c. Hematuria d. Constipation 26 / 60 The ability of a parasite to be transmitted from one host to another is known as: a. Resistance b. Infectivity c. Virulence d. Pathogenicity 27 / 60 Blastocystis commonly exists in which form? a. Vacuolar form b. Sporulated form c. Amoeboid form only d. Trophozoite 28 / 60 Which parasite transmission route is considered vertical? a. Insect bite b. Transplacental c. Skin penetration d. Ingestion 29 / 60 The study of protozoa is called: a. Helminthology b. Protozoology c. Mycology d. Entomology 30 / 60 Hookworms cause anemia due to: a. Intestinal blockage b. Immune suppression c. Blood feeding by adult worms d. Liver dysfunction 31 / 60 Opisthorchis and Clonorchis infections are associated with: a. Colon cancer b. Cholangiocarcinoma c. Pancreatitis d. Lung cancer 32 / 60 Cyst stage is absent in which protozoan? a. Giardia lamblia b. E. histolytica c. Trichomonas vaginalis d. Entamoeba coli 33 / 60 Treatment of Clonorchis sinensis : a. Praziquantel b. Albendazole c. Ivermectin d. Triclabendazole 34 / 60 Which trematode may lead to liver cancer? a. Paragonimus westermani b. Fasciola hepatica c. Fasciolopsis buski d. Clonorchis sinensis 35 / 60 Paragonimus westermani infection typically presents as: a. Diarrhea b. Hepatitis c. Pulmonary symptoms resembling TB d. Hematuria 36 / 60 Ascaris eggs become infective after: a. 1 week b. Immediately after excretion c. 1 day d. 2–4 weeks in soil 37 / 60 Which stage multiplies rapidly during acute infection? a. Tachyzoite b. Sporocyst c. Bradyzoite d. Oocyst 38 / 60 Diagnostic stage of Balantidium coli in stool: a. Sporocyst b. Egg c. Oocyst d. Cyst 39 / 60 Opisthorchis resembles which trematode? a. Fasciolopsis buski b. Schistosoma c. Clonorchis sinensis d. Paragonimus 40 / 60 Parasites often survive long in hosts due to: a. Antigenic mimicry b. Lack of host resistance c. Rapid reproduction d. Immediate immune activation 41 / 60 Which is the diagnostic stage of Strongyloides stercoralis in stool? a. Filariform larva b. Egg c. Rhabditiform larva d. Adult worm 42 / 60 Which term describes a parasite that accidentally infects a host that it normally does not infect? a. Ectoparasite b. Incidental parasite c. Commensal d. Obligate parasite 43 / 60 The cyst wall in muscle tissue is associated with: a. Blastocystis b. Sarcocystis c. Giardia d. Cryptosporidium 44 / 60 Which stage is diagnostic in sarcocystosis? a. Sarcocyst in muscle biopsy b. Bradyzoite c. Sporozoite d. Tachyzoite 45 / 60 Diphyllobothrium latum is acquired by eating: a. Contaminated water b. Undercooked pork c. Raw or undercooked freshwater fish d. Infected vegetables 46 / 60 Which species causes cysticercosis in humans? a. Dipylidium caninum b. Taenia solium c. Hymenolepis nana d. Taenia saginata 47 / 60 Which organ is the primary site of sporozoite development in humans? a. Intestine b. Liver c. Brain d. Lymph nodes 48 / 60 Parasites with direct life cycles: a. Do not require intermediate host b. Require intermediate host c. Always cause disease d. Transmit via vectors 49 / 60 Balantidium coli is the only: a. Apicomplexan with spores b. Flagellate infecting intestine c. Protozoa with pseudopodia d. Ciliate protozoan infecting humans 50 / 60 Staining technique of choice for Cystoisospora is: a. India ink b. Trichrome c. Acid-fast d. Giemsa 51 / 60 What is the infective form of Giardia ? a. Cyst b. Trophozoite c. Sporozoite d. Merozoite 52 / 60 Parasites that require two or more hosts to complete life cycle are: a. Opportunistic b. Monogenetic c. Digenetic d. Facultative 53 / 60 The adult form of Opisthorchis viverrini lives in the: a. Urinary bladder b. Bile ducts c. Lymph nodes d. Intestinal lumen 54 / 60 Which term describes a disease caused by parasites? a. Mycosis b. Parasitiasis c. Zoonosis d. Parasitic infection 55 / 60 What is the intermediate host for Dipylidium caninum ? a. Fish b. Mosquito c. Pig d. Flea 56 / 60 Which mosquito is responsible for transmitting Japanese encephalitis? a. Culex b. Mansonia c. Anopheles d. Aedes 57 / 60 Primary transmission of Clonorchis sinensis is through: a. Skin penetration b. Eating raw aquatic plants c. Eating undercooked freshwater fish d. Inhalation 58 / 60 Commensalism is a relationship where: a. Both organisms benefit b. One benefits and the other is harmed c. Both are harmed d. One benefits and the other is unaffected 59 / 60 Which drug is commonly used to treat Ascaris lumbricoides infection? a. Praziquantel b. Ivermectin c. Chloroquine d. Albendazole 60 / 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 Your score isThe average score is 0% Facebook 0% Restart quiz Any comments? Send feedback