Complete Test Bank BOC Microbiology 7th Edition Murray Questions & Answers with rationales (

Complete Test Bank BOC Microbiology 7th Edition Murray Questions & Answers with rationa les ( "Nutritionally vari ant" streptococci are: a. enterococci b. group D enterococci c. beta hemolytic streptococci d. in the genera Granulicatella and Abiotrophia - ✔✔ ANSW✔✔ d A 1-2 mm translucent , nonpigmented colony, isolated from an anaerobic culture of a lung abscess after 72 hours, was found to flouresce brick -red under ultraviolet light. A Gram stain of the organism revealed a coccobacillus that had the following characteristics: Growth in bile: inhibited Vancomycin: resistant Kanamycin: resistant Colistin: susceptible Catalase: negative Esculin hydrolysis: negative Indole: negative The identification of this isolate is: a. Bacteroides ovatus b. Propionibacterium acnes c. Prevotella melaninogenica d. Porphyromonas asaccharolytica - ✔✔ ANSW✔✔ c A 17 -year old female with cystic fibrosis is diagnosed wit pneumonia. A sputum sample grew Gram negative bacilli with yellow, smooth colonies that have the following biochemical reactions: OXIDASE: POS TSI: alk /alk GLUCOSE: OXIDIZED FLOURENCENCE: NEG LYSINE DEC: POS a. Burkholderia cepacia b. Klebsiella pneumoniae c. Shewanella putefaciens d. Stenotrophomonas maltophilia - ✔✔ ANSW✔✔ a