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Medical Microbiology- Part 6
See all quizzes of Medical Microbiology- Part 6 here:
1 Which of the following preferably infects
reticulocytes?
a. P. ovale b. P.vivax
c. P.falciparum d. P.malaria
2. In which type of material parasite in the
exoerythrocytic stage absent?
a. P.ovale b. P.vivax
c. P.falciparum d. P. malariae
3. In falciparum malaria, all of the following
stages are seen except
a. Ring stage b. Schizont
c. Gametocyte d. None of these
4. Sporozite vaccine in malaria has
a. Induces antibodies
b. Prevents only asexual forms with reproduction
c. No effects on clinical illness
d. None of the above
5. Growing trophozoites and schizonts are
not seen in the peripheral blood in malaria
due to
a. P. falciparum b. P.vivax
c. P.ovale d. P. malaria
6. Thin blood smear for malaria is used to
identify
a. Plasmodium b. Gametocytes
c. Type of parasite d. Schizont
7. The radical teatment of malaria is to half
a. Gametocyte
b. Exo-erythrocytic phase
c. Erythrocytic phase
d. All of these
8. Symptoms of acute aflatoxicosis
a. Osteogenic sarcoma
b. Lymphatic leukemia
c. Malaise & Anorexia
d. Both a and b
9. Most important Penicillium toxins are
a. Citrinin
b. Patulin
c. Penicillic acid
d. All of the above
10. Penicillic acid is produced by
a. A. ochraceus b. P. puberulum
c. Both a and b d. None of the above
11. Fungi producting mycelium are called
a. Moulds b. Filamentous fungi
c. Both a and b d. Yeasts
12. Candidiasis is caused by
a. Candida albicans b. Aspergillus spp.
c. E. floccosum d. M. audouinii
13. Candida albicans is capable to form
a. Single cells b. Pseudomonas
c. Multicellular forms d. None of these
14. Aspergillus fumigatus can infect
a. A. niger b. A. fumigatus
c. A. flavus d. A. oryzae
15. A.fumigates can produce
a. Endotoxins b. Exotoxins
c. Enterotoxins d. None of these
16. The drug of choice for dermal, oral and
vaginal candidiasis is
a. Griseofulvin b. Amphotericin B
c. Gentian violet d. Nystatin
17. The following Penicillium species are
pathogenic except
a. P. commune b. P. bicolor
c. P. glaucum d. P.notatum
18. Tinea versicolor is caused by
a. Candida albicans b. Malassezia furfur
c. Aspergillus niger d. None of these
19. Causative agent of Tinea nigra
a. Malassezia furfur
b. Exophiala werenekii
c. Candida albicans
d. Aspergillus flavus
20. Causative agent of African histoplasmosis
a. Histoplasma capsulatum
b. Histoplasma duboissi
c. Aspergillus niger
d. Aspergillus flavus
21.. Sun ray fungus is
a. Actinomyces irraeli
b. Chromoblastomycosis
c. Streptomyces griseus
d. Cryptococcosis
22.. Which agent on addition to a colony
inhibits its growth and on removal the
colony regrows is?
a. Bacteriostatic b. Bactericidal
c. Antibiotic d. Antiseptic
23. Griseofluvin is obtained from
a. Penicillium notatum
b. Streptomyces griseus
c. Penicillium griseofluvin
d. None of these
24. β-lactum ring is present in
a. Erythromycin b. Penicillin
c. Tetracyclins d. Chloramphenicol
25. All of the following drugs act on cell
membrane, except
a. Novobiocin b. Nystatin
c. Chloromycetin d. Colicins
