For each numbered mycosis below, choose the lettered environment most commonly a

Question

For each numbered mycosis below, choose the lettered environment most commonly associated with an increased incidence of that infection (each selection used only once):

a. Southern San Joaquin Valley b. Mississippi and Ohio River basins c. Pigeon roosts d. Sphagnum moss e. Starling roosts 41. Blastomycosis 42. Coccidioidomycosis 43. Cryptococcosis 44. Histoplasmosis 45. Sporotrichosis

Directions: Each set of lettered headings below is followed by a list of numbered words or phrases. For each numbered word or phrase write the correct letter in the blank.

a. Coccidioides immitis b. Geotrichum sp. c. both d. neither 46. dimorphic mold form 47. good growth on Sabouraud's agar 48. in-vitro conversion of mold to yeast form 49. arthroconidia produced 50. human infections acquired from inhalation of infective arthroconidia 51. regularly-staining arthroconidia and germ tube production 52. alternate staining of arthroconidia a. Yeast b. Mold c. both d. neither 53. seen with lactophenol aniline blue stain 54. pastel colored fluffy colony 55. mucoid colony 56. anaerobic 57. 10% KOH prep 58. Hansenula spp 59. phialide 60. pseudohyphae 61. aseptate hyphae 62. pathogenic

Explanation / Answer

Coccidiomycosis commanly known as cocci, valley fever. It is also called San joaquin valley fever. So 42-a

Histoplasmosis also called cave disease. It is endemic in ohio river valley and lower mississippi river. 44-b

Sporotrichosis is naturally found in soil ,hay sphagnum moss and plants. It usually affect farmer, agriculture workers and gardners. 45-d.

46-c both species are dimorphic mold

49-c arthoconidia produced by both species

52-a

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