Microbiology Mycology Review

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Sandrayang
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53913
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Microbiology Mycology Review
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2010-12-06 22:45:24
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Mycology Review
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Mycology Review
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  1. Fungi are divided into 5 classes based on:
    A) types of infections they cause
    B) their type of sexual production
    C) their type of asexual reproduction
    D) their fruiting body structure
    B) their type of sexual production
    (this multiple choice question has been scrambled)
  2. With most fungi, reproduction occur:
    A) by sexual means only
    B) almost continuously by asexual means, and sexually only periodically
    C) almost continuously by sexual means, and asexual only periodically
    D) continuously by both sexual and asexual means
    B) almost continuously by asexual means, and sexually only periodically
    (this multiple choice question has been scrambled)
  3. Most fungi can be classified as saprobic, which means:
    A) they consume live preformed organic matter
    B) they are normally nonpathogenic
    C) they feed on dead organic matter
    D) they live on body surfaces as part of normal flora
    C) they feed on dead organic matter
    (this multiple choice question has been scrambled)
  4. Vegetative mycelium:
    A) is responsible for gathering nutrients for the mold
    B) contains reproductive structures
    C) is what gives the mold is color and texture
    D) contains yeast forms
    A) is responsible for gathering nutrients for the mold
    (this multiple choice question has been scrambled)
  5. New genetic forms of fungi evolve when:
    A) there is a mixing of chromosomes during sexual reproduction
    B) asexual reproduction occurs producing variety of spores
    C) there is overuse of antibiotics
    A) there is a mixing of chromosomes during sexual reproduction
    (this multiple choice question has been scrambled)
  6. The distinctive characteristic of the dermatophytes is:
    A) the presence of macroconidia
    B) hyphae are aseptate
    C) hyphae are septate
    D) the ability to cause systemic disease
    A) the presence of macroconidia
    (this multiple choice question has been scrambled)
  7. Dermatomycosis are superficial skin infections, and often develop into systemic infections
    a) true
    b) false
    b) false
  8. Culture on Sabouraud’s agar is used primarily:
    A) to diagnose systemic mycoses in blood, fluids, lung aspirates
    B) as a treatment for Tinea infection
    C) to identify presence of encapsulated yeast
    D) for ID of dermatophytes in clinical specimens
    A) to diagnose systemic mycoses in blood, fluids, lung aspirates
    (this multiple choice question has been scrambled)
  9. Which of these infections is caused by a dermatophyte?
    A) moniliasis
    B) rosethorn disease
    C) thrush
    D) ringworm
    D) ringworm
    (this multiple choice question has been scrambled)
  10. Dermatomycosis refers to fungal disease:
    A) that resists antibiotic treatment
    B) of the hair, skin, and nails
    C) that only occurs only in the southwest U.S.
    D) that spreads to the internal organs
    B) of the hair, skin, and nails
    (this multiple choice question has been scrambled)
  11. The following is true of all systemic mycoses which we discussed in class except:
    A) they are all dimorphic
    B) can be treated with Amphotericin B
    C) can be diagnosed by fungus culture
    D) often cause only superficial infection
    D) often cause only superficial infection
    (this multiple choice question has been scrambled)
  12. Most systemic mycoses are transmitted by:
    A) ingesting spores
    B) inhalation of spores from the environment
    C) person to person contact
    D) contact with infected blood or body fluids
    B) inhalation of spores from the environment
    (this multiple choice question has been scrambled)
  13. An India ink prep might be ordered on a cerebrospinal fluid to see encapsulated yeast, which is diagnosis of:
    A) Cryptococcus neoformans
    B) Aspergillus fumigatus
    C) Candida albicans
    D) Histoplasma capsulatum
    A) Cryptococcus neoformans
    (this multiple choice question has been scrambled)
  14. Which of the following applies to the fungus Cryptococcus neoformans?
    A) the organism is an anaerobic fungus
    B) the organism is normally found in the human intestine
    C) the organism is a mold at body temperature
    D) the organism grows in dropping of pigeons
    D) the organism grows in dropping of pigeons
    (this multiple choice question has been scrambled)
  15. Histoplasmosis is primarily a disease of
    A) the winter months
    B) soldiers and other military personnel
    C) the lungs
    D) oak trees and grape vines
    C) the lungs
    (this multiple choice question has been scrambled)
  16. Aspergillus fumigatus causes several diseases. If spores of this organism become localized in earwax, Hyphae may invade the auditory canal. This condition if referred to as
    A) Otomycosis
    B) Aspergilloma
    C) Coccidioidomycosis
    D) Sporotrichosis
    A) Otomycosis
    (this multiple choice question has been scrambled)
  17. Some fungal diseases are caused by an organism that is normally found in the human intestine. This “opportunistic” pathogen is:
    A) Cryptococcus neoformans
    B) Blastomyces dermatiditis
    C) Candida albicans
    D) Sporothrix schenkii
    C) Candida albicans
    (this multiple choice question has been scrambled)
  18. All of the following are associated with Candida albicans except:
    A) Meningitis
    B) Thrush
    C) a distortion of the fingernails called onychia
    D) Vulvovaginitis
    A) Meningitis
    (this multiple choice question has been scrambled)
  19. A patient with a veneral disease goes to her gynecologist. She had pruritis, a whitish “cheesy” discharge, and burning internal pain. The physician’s diagnosis probably is:
    A) Yeast infection
    B) Darling's disease
    C) Sporotrichosis
    D) Meningovaginitis
    A) Yeast infection
    (this multiple choice question has been scrambled)
  20. Candida albicans infection of the intestine may occur as a result of:
    A) production of fungal toxins
    B) excessive intake of alcoholic beverages
    C) overgrowth of certain bacteria in the intestine
    D) overuse of antibiotics
    D) overuse of antibiotics
    (this multiple choice question has been scrambled)
  21. One could identify a culture as being Candida albicans by observing:
    A) its ability to produce germ tubes
    B) its ability to form blastospores
    C) the type and location of disease its causing
    D) its typical colony morphology
    A) its ability to produce germ tubes
    (this multiple choice question has been scrambled)
  22. Candida albicans is a part of the normal flora of the upper respiratory tract, the vagina, the skin and the intestinal tract:
    a) true
    b) false
    a) true
  23. Which is also called onychia?
    A) Oral Candidiasis
    B) Systemic Candidiasis
    C) Cutaneous Candidiasis
    D) Vaginal Candidiasis
    C) Cutaneous Candidiasis
    (this multiple choice question has been scrambled)
  24. Nystatin is:
    A) a supplement added to fungal growth media
    B) a toxin produced during the growth of Claviceps purpurea
    C) an antifungal agent used to treat Candidiasis
    d) none of the above
    C) an antifungal agent used to treat Candidiasis
    (this multiple choice question has been scrambled)
  25. A “yeast infection” in humans usually refers to:
    A) an untreatable and usually fatal fungal infection
    B) the infection due to Candida albicans
    C) infection with Saccharomyces ellipsoideus
    D) a form of coccidioidomycosis
    B) the infection due to Candida albicans
    (this multiple choice question has been scrambled)
  26. Tinea diseases are dermatophytoses caused by several different genera of fungi. Each of the following is identified in this chapter as causing tinea except:
    A) Epidermophyton
    B) Microsporum
    C) Trichophyton
    D) Emmonsiella
    D) Emmonsiella
    (this multiple choice question has been scrambled)
  27. Which of the following pairs is incorrectly matched?
    A) Tinea pedis - athlete's foot
    B) Tinea cruris - nail ringworm
    C) Tinea unguium - groin ringworm
    D) Tinea corporis - body ringworm
    B) Tinea cruris - nail ringworm
    (this multiple choice question has been scrambled)
  28. Pneumocyctis jirovecii was formerly in the:
    A) Kingdom Protista
    B) Kingdom Plantae
    C) Viruses
    D) Kingdom Monera
    A) Kingdom Protista
    (this multiple choice question has been scrambled)
  29. Often thrives in earwax:
    A) Blastomyces dermatitidis
    B) Candida albicans
    C) Aspergillus fumigatus
    D) Cryptococcus neoformans
    C) Aspergillus fumigatus
    (this multiple choice question has been scrambled)
  30. The drug often used to treat cryptococcosis is:
    A) Fluconazole
    B) Griseofulvin
    C) Nystatin
    D) Gentian violet
    A) Fluconazole
    (this multiple choice question has been scrambled)

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