MCQ Mycology Archives • Microbe Online

Mycology comes from the Greek word mukēs, meaning “fungus,” and the suffix -logia meaning “study.” So simply, mycology is the study of the kingdom of Fungi. Here are some of the multiple-choice questions (MCQs) to test your mycology knowledge. The answer to each question is given at the end of this post. Which of the following fungi is most likely to be found within reticuloendothelial cells?a. Histoplasma capsulatumb. Sporothrix schenckiic. Cryptococcus neoformansd. Candida albicans Aspergillosis is recognized in tissue by the presence ofa. Metachromatic granulesb. Psuedohyphaec. Septate hyphaed. Budding cells Fungi often colonize lesions due to other causes. Which of the following is least likely to be present as colonizera. Candidab. Sporothrixc. Mucord. Aspergillus A girl who pricked her finger while pruning some rose bushes develops a local pustule that progresses to an ulcer. Several nodules then develop along the local lymphatic drainage. The most likely agent isa. Aspergillus fumigatusb. Sporothrix schenckiic. Cryptococcus neoformansd. Candida albicans Immunocompromised persons are suffering from several fungal diseases. Which of the following is the least frequently associateda. Cryptococcus neoformansb. Aspergillus fumigatusc. Malassezia furfurd. Mucor species Each of the following statements concerning Cryptococcus neoformans is correct EXCEPTa. Its natural habitat is the soil, especially associated with pigeon fecesb. Budding yeasts are found in the lesionsc. The initial site of infection is usually the lungd. Pathogenesis is related primarily to the production of exotoxin A. Fungal cells that reproduce by budding are seen in the infected tissues of patients witha. Candidiasis, cryptococcosis, and sporotrichosisb. Mycetoma, candidiasis, and mucormycosisc. Tinea corporis, tinea unguium, and tinea versicolord. Sporotrichosis, mycetoma, and aspergillosis Which one of the following is not the characteristics of histoplasmosisa. Person to person transmissionb. Specific geographic distributionc. Yeasts in tissued. Mycelial phase in the soil Infection with dermatophyte is most often associated witha. intravenous drug abuseb. inhalation of the organism from contaminated bird fecesc. adherence of the organism to perspiration moist skind. fecal-oral transmission Each of the following statements concerning Candida albicans is correct excepta. C. albicans is a budding yeast that forms pseudohyphae when it invades tissueb. C. albicans causes thrushc. C. albicans is transmitted primarily by respiratory aerosold. Impaired cell-mediated immunity is an important predisposing factor to disease Answers Key (MCQ Mycology) 1. a (Histoplasma capsulatum)2. c (septate hyphae)3. b (Sporothrix)4. b (Sporothrix schenckii, it causes rose gardener's disease)5. c (Malassezia furfur)6. d (incorrect statement is: pathogenesis is related primarily to the production of exotoxin A.)7. a (candidiasis, cryptococcosis, and sporotrichosis)8. a (person-to-person transmission)9. c (adherence of the organism to perspiration moist skin)10. c (incorrect statement is: C. albicans is transmitted primarily by respiratory aerosol) Practice more MCQs in Mycology here microbequiz.com.