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    Malaria MCQ

    Uploaded by

    Tony Dawa
    This document contains 15 multiple choice questions about malaria. It tests knowledge on the malaria parasite species that cause disease, symptoms of malaria, diagnosis, treatment and prevention. Key facts covered include that Plasmodium falciparum causes the most serious complications, symptoms involve cold and hot phases with fever, and treatment requires eliminating parasites from both the liver and blood for some species.

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    © All Rights Reserved
    Download as DOCX, PDF, TXT or read online from Scribd

    Malaria MCQ

    Uploaded by

    Tony Dawa
    10K views7 pages
    This document contains 15 multiple choice questions about malaria. It tests knowledge on the malaria parasite species that cause disease, symptoms of malaria, diagnosis, treatment and prevention. Key facts covered include that Plasmodium falciparum causes the most serious complications, symptoms involve cold and hot phases with fever, and treatment requires eliminating parasites from both the liver and blood for some species.

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    MCQ Malaria

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    This document contains 15 multiple choice questions about malaria. It tests knowledge on the malaria parasite species that cause disease, symptoms of malaria, diagnosis, treatment and prevention. Key facts covered include that Plasmodium falciparum causes the most serious complications, symptoms involve cold and hot phases with fever, and treatment requires eliminating parasites from both the liver and blood for some species.

    Copyright:

    © All Rights Reserved
    Download as DOCX, PDF, TXT or read online from Scribd
    Download as docx, pdf, or txt
    10K views7 pages

    Malaria MCQ

    Uploaded by

    Tony Dawa
    This document contains 15 multiple choice questions about malaria. It tests knowledge on the malaria parasite species that cause disease, symptoms of malaria, diagnosis, treatment and prevention. Key facts covered include that Plasmodium falciparum causes the most serious complications, symptoms involve cold and hot phases with fever, and treatment requires eliminating parasites from both the liver and blood for some species.

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    © All Rights Reserved
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    You are on page 1of 7

    Top of Form

    Question # 1 (Multiple Answer) Antimalarials: dihydrofolate reductase


    inhibitors
    A) chloroquine (Aralen)

    B) chloroguanide

    C) pyrimethamine (Daraprim)

    D) trimethoprim (generic)

    E) primaquine

    Question # 2 (Multiple Answer) Characteristics of significant


    parasitization, i.e. P falciparum:
    A) vasoconstriction

    B) hemoglobinuria

    C) microthrombi formation

    D) if > 20% of erythrocytes are parasitized, mortality = 50% (P

    falciparum)
    Question # 3 (Multiple Answer) One cycle of liver invasion and
    multiplication:
    A) P vivax

    B) P falciparum
    C) P. malariae

    D) P ovale

    Question # 4 (Multiple Choice) Factors which determine antimalarial agent


    efficacy:
    A) species

    B) life-cycle stage-dependencies

    C) both

    D) neither

    Question # 5 (Multiple Choice) Asserting a malarial diagnosis:


    A) fever/flu-like symptoms in individual returning from travel (or

    native to) a malarious geographical region


    B) disease ruled out the patient has taken prophylactic drugs during

    travel
    C) both

    D) neither

    Question # 6 (Multiple Answer) Malaria prophylaxis:for regions with


    chloroquine (Aralen)-resistant P falciparum malaria
    A) preferred: mefloquine (Lariam)

    B) alternative #1:doxycycline (Vibramycin, Doryx)

    C) alternative #2: chloroquine (Aralen) plus proguanil (Paludrine)


    Question # 7 (Multiple Answer) Malaria: etiology --
    A) only arthropod vector-byte to the female anopheline mosquito

    B) transmission does not occur at < 60 degrees Fahrenheit or at >100

    degrees Fahrenheit
    C) incubation period: typically three-four weeks

    Question # 8 (Multiple Answer) Antimalarials: classification based on site


    of drug action:
    A) gametocides

    B) tissue schizonticides

    C) blood schizonticides, e.g. chloroquine (Aralen), proguanil

    (Paludrine), pyrimethamine (Daraprim), mefloquine (Lariam), quinine


    (Quinamm)
    D) gametocides: primaquine (P falciparum; chloroquine (Aralen) (P

    vivax, P. malariae, P ovale)


    Question # 9 (Multiple Answer) Treatment of malaria-all species except
    chloroquine (Aralen)-resistant P falciparum
    A) Oral treatment (P falciparum or P. malariae): chloroquine phosphate

    (Aralen)
    B) Oral treatment (P vivax or P ovale): chloroquine (Aralen) plus

    primaquine phosphate
    C) Parenteral treatment (severe attacks): quinidine gluconate

    (Quinaglute, Quinalan) followed by oral chloroquine (Aralen) when


    possible {followed by primaquine if infection is caused by P vivax or P
    ovalea brace
    Question # 10 (Multiple Answer) Malaria: objective clinical presentations
    A) orthostatic hypotension

    B) faint scleral icterus

    C) meningismus

    D) during paroxysmal phase: high fever (up to 106 degrees

    Fahrenheit)
    Question # 11 (Multiple Answer) Malaria:
    A) about one million deaths per year due to malaria

    B) most important parasitic infection

    C) most U.S. cases found in transfusion recipients and intravenous

    drug users
    D) increase in incidence secondary to increasing drug- resistance to P

    falciparum & failure of mosquito eradication programs


    Question # 12 (Multiple Answer) Major malarial symptoms:
    A) cold phase-patient complains of chills

    B) hot phase-associated with high fever, headache, vomiting, nausea,

    delirium
    C) defervescence;profuse sweating and sleep

    D) none of the above

    Question # 13 (True/False) Treatment of malaria caused by chloroquine


    (Aralen)-resistant P falciparum:oral:quinine sulfate and clindamycin
    (Cleocin)
    A) True

    B) False

    Question # 14 (Multiple Answer) Treatment must eliminate parasites from


    both liver and erythrocytes:
    A) P falciparum

    B) P. malariae

    C) P vivax

    D) P ovale

    Question # 15 (Multiple Choice) Of the plasmodium species causative for


    human malaria, the one producing most serious complications:
    A) Plasmodium vivax

    B) Plasmodium malariae

    C) Plasmodium ovale

    D) plasmodium falciparum

    Question # 16 (Multiple Answer) Concerning definitive malaria diagnosis:


    A) if thin blood smear is negative, examine thick smear {may be

    positive than 20%-25% of patients}


    B) examination of blood smear should be done once approximately

    seven days after initial visit


    C) a critical factor is to determine if patient has falciparum malaria

    which may be fatal due to high-rate of erythrocyte parasitization


    Bottom of Form

    1. All protozoan pathogens have a phase.


    a. cyst b. sexual c. trophozoite d. blood
    2. Which species of Trypanosoma is not a human pathogen?
    a.T.cruzi b. T.rangeli c. T.gambiense d. T. Rhidesiense
    3. A malarial infected person by blood transfusion does not have in his
    body.
    a. hypnosoite b. trophozoite c. schizont d. gametocyte
    4. Rosette in RBC is a specific shape of .
    a. P.vivax b. P.falciparum c. P.ovale d. P.malariae
    5. .. enzymes may be destroyed in infected persons by Giardia lamblia.
    a. Lipase b. Cytolysin c. Collagenase d. Phosphatase acid
    6. What is the pathogenic agent responsible for chiclero ulcer?
    a. L.tropica b. L.major c. L.mexicana d. L.braziliensis
    7. Which disease is related to Winterbottoms sign?
    a. Sleeping sickness b. Chagas disease
    c. Kalaazar d. Toxoplasmosis
    8. Which of the following items is more important for differentiation between
    Entamoeba histolytica and Entamoeba dispar?
    a. Genomic methods b. Inoculation to specific culture media
    c. Electron microscopic examination d. All items are correct
    9. What is the result of exflagellation of Plasmodium?
    a. Microgamet b. Micrgametocyte
    c. Macrogamet d.Macrogametocyte
    10. Which one is not zoonosis?
    a. Cryptosporidium parvum b. Entamoeba histolytica
    c. Balantidium coli d. Toxoplasma gondii
    11. Which parasite is related to Oriental sore?
    a. L.aethiopica b. L.infantum c. L.tropica d. L.donovani
    12. Which parasitic form is related to congenital toxoplasmosis?
    a. Tachyzoite b. Trophozoite c. Oocyst d. Tissue cyst
    13. Flask shaped ulcers in human intestine are related to .. .
    a. Giardiasis b. Cryptosporidiosis c. Cyclosporidiasis d. Amoebiasis
    14. Trophozoites of Toxoplasma gondii multiply by .. .
    a. Endodyogeny b. Schizogoni c. Binary fission d. Sporogony
    15. All different forms of Toxoplasma gondii can be present in the body
    of.. .
    a. Cat b. Human c. Mice d. Cow
    16. What is the composition of amebic chromatoidal bars?
    a. Ribonucleoprotein b. Glycogen c. Glycoprotein d. Lipoprotein
    17. In which of the following amoeba, it is not possible to see peripheral chromatin
    in nucleus?
    a. E.hartmanii b. E.coli c. E.nana d. E.dispar
    18. Where is the site of pre-erythrocytic cycle of malaria?
    a. Anophel b. Paranchymal cells of liver
    c. Kopfer cells of liver d. spleen
    19. parasites in fecal specimens are infective forms of oocysts.
    a. Cyclospora b. Isospora c. Cryptosporidium d. Toxoplasma
    20. Specie identification is not possible, only by microscopic morphology
    observation of . parasites isolated from infected human.
    a. Entamoeba b. Plasmodium c. Leishmania d. Trypanosoma
    21. Entamoeba histolytica primarily invades the .
    a. liver b. large large intestine c. small intestine d. lungs
    22. An oocyst is found in .. and a pseudocyst is found in .. .
    a. humans,cats b. cats,humans c. feces,tissue d. tissue,feces
    23. A person can aquire toxoplasmosis from .
    a. pseudocyst in raw meat
    b. oocyst in air
    c. cleaning out the cat litter box
    d. all of these
    24. Malarial anemia is type.
    a. megaloblastic b. Microcytic hypochromic
    c. Normocytic normochromic d. Normoctic hypochrome
    25. Which form of leishmania is injected to animal model for lishmanization?
    a. Epimastigote b. Trypomastigote c. Promastigote d. Amastigote

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