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micro quiz 2.0

QuestionAnswer
when performing the oxidative/fermentative (O/F) test, one tube is covered with mineral oil and one tube is left uncovered. why is one tube covered with mineral oil to create an anaerobic (fermentative) environment
the penicillin resistance of neisseria gonorrhoeae is plasmid mediated true
a microbiologist is reading CTA sugars. the maltose and glucose tubes are positive. what organism is positive for these two tubes. n. meningitidis
which nonfermenter is considered by government agencies to be a potential bioterrorist agent burlholderia mallei
which of the following statements best completes the following though. presumptive id of an oxidase pos, gram neg diplococcus on mtm from genital sites of a 6 year old femail as neiserria gonorrhoeae may sometimes be incorrect and should not be reported until confirmed
which of the following statemetns is true for the expected growth characteristic of burkholderia cepacia on laboratory mdia growth on blood, chock, and mac
the primary drup of choice for infections caused my stenotrophomona maltophilia is which of the following trimethoprim-sulfamethoxazole
differentation of stenotrophomonas maltophilia and burkholderia cepacia is oxidase
serious infections with acinetobacter spp. may cause a serious clinical dilemma bacuase of a characteristic of the organism related to antimicrobial agents. whcih of the following statments best describes this issue anietobacter spp. are inntaely resistan to many classes of antimocrobial agents
production of exotoxin a, which kills host cell by inhibiting protein sysnthesis, and production of several proteolytic enzymes and hemolysins that destroy cells and tissue are factors that contribute to pathogenicity of which of the following organisms pseudomonas aeruginosa
using nyc medium to isolate neisseria gonorrhoeae is advantageous becuase supporst the growth of other urogenital pathogens
what organism causes melioidosis b pseudomallei
some bacter are asaccharolytic. this means that these vacteria do not utilize any carbohydrate, instead they use other organic molecules for engergy
all p. aeruginosa nd p. fluroenscens strains make which of the following pigments pyoverdin
the cta test used to differentiate neisseria spp. is based upon which of the following reactions fermentation of the carbohydrate
which of the following sets of results represents the most common reactions for moraxella catarrhalis when tested in cta sugar tubes glucose neg, maltose neg, lactose neg sucrose neg
when stenotrophomonas maltophilia is associated with disease, which of the following statements is true these infections are commonly nosocomial
a child presents with an infected fingernail. the culture of the wound grows a pure culture. the gram stains shows small gncb. requires +coz, oxidase pos, catalase urease and indole neg, pits agar eikenella corrodens
which of the following is the best ID for an organism that can be described as oxidase neg, growth on mac, glucose nonfermenter acinetobacter baumannii
of the following media, which provides the NAD necessary for the growth of Haemophilus spp choc
the hugh keifson oxidative/fermentative (O/F) basal medium is a medium that will test the oxidative and fermentative capabilities of a microbe. the ph indicator is bromthymol blue
what two species of pseudomonas have been linked to trasfusion-associated septicemia p. putida and P. fluorescens
organisms belonging to the genus legionella are best described as which of the following faintly staining, thing gnb
the base specimne for the isolation of bodetella pertussis is which of the follwoing nasopharyngeal aspirates
which of the following statments is consistent with skin and soft tissue infections caused by pseudomonas aeruginosa water is usually associated with infection
in addition to motility, which test most easily differentiates aninetobacter spp. and alcaligenes spp. oxidase
24y/o cat to the er. csf grew for nonmotile, urease and nitrate pos, strictly aerobic gncb. the pt is a recently discharged soldier, who has spent the last year in the middle east. what important pathogen best fits the situation brucella
which species of Haemophlus requires V but not X factor H. parahaemolyticus
Created by: 501296817
 

 



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