Question

4 Photos 6. A throat swab was obtained from a paticnt with Streptococcal pharyngitis What type of expected en blood agar from the throat culture th can be either A or C 17. The species of Streptococous that causes pharymgits or "Strep throa" is IS. The pll indicator used in sugr feementation tubes is a. Neutral red b. Methyl red e. None of the above 19. Kligler's Iron agar, bocause of its composition, can be usod fo which of dhe following appliction Testing for Hydrogen Saltide b. Testing for Glucose fermentation c. Testing for Lactose fermentation d. Can be used for all of the above ction Apositive peaction for Citrate utilization will pro eaoled a. From decp blue to green h From red to yellow C. From colorless to red d. From peen to do blue Answer True (A) or False (B) to the following questions A bacterial culture grown in Nitrate broth gives a red coloration on addition of Nitae This indicatles positive reaction for Nitrate oxidation Deaminases are enzymes responsible for degradation of proteins Phenol red prodaces a red color in alkaline pll Gas production during fermentation can be detected using the indicatior Methyl red All members of the genus Staphylococci present as cocci in clusters Pseudomonas aenuginosa is positive for Oxidase activity 一Hydrogen Peroxide is the reagent of choice for detecting Oxidase activity ーSeeptocons agalactiae is classified Group B beta hemolytic -Streptococcarmogenes is classified as Group A alpha hemolytic Staphylococcus aureus is both mannitol fermenting and coagulase positive

Answer 1

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