QUESTIONS AND ANSWERS WITH COMPLETE SOLUTIONS lOMoARcPSD| 69811638
UAMS-MICROBIOLOGY-FINAL EXAM
REVIEW QUESTIONS AND ANSWERS
WITH COMPLETE SOLUTIONS
ALREADY PASSED!!!
Microbiology: Streptococci & Enterococci Identification
What is the Bile Esculin test result for both Group D Non-Enterococcus
and Enterococcus species?
✔✔ Positive (both hydrolyze esculin in the presence of bile, turning the
medium black).
What is the Optochin (P disk) susceptibility test result for both Group D
Non-Enterococcus and Enterococcus?
✔✔ Resistant
What biochemical test differentiates Group D Non-Enterococcus from
Enterococcus, and what are the specific results for each?
✔✔ Test: 6.5% NaCl (Sodium Chloride) Broth Tolerance Test
✔✔ Group D Non-Enterococcus: Negative (no growth)
✔✔ Enterococcus: Positive (growth and turbidity)
What is the characteristic susceptibility result for Group A Streptococcus
(Streptococcus pyogenes) when tested with the Bacitracin ("A") disk?
✔✔ Susceptible
What is the PYR (L-pyrrolidonyl arylamidase) test result for Group A
Streptococcus?
✔✔ Positive
Group B Strep Result for Hippurate
Positve
Group B Strep Result for CAMP
Positve
)
, QUESTIONS AND ANSWERS WITH COMPLETE SOLUTIONS lOMoARcPSD| 69811638
Group A and Group B result for SXT
Resistant
Hemolysis of Group A Strep
beta hemolytic
Normal Habitat for Group A Strep
None
Normal Habitat of Strep pneumonia
Respiratory Tract
Optochin result of Strep pneumo
Susceptible
Optochin Result of Strep Viridans
Reistant
Hemolysis of Strep viridans
Alpha or Gamma
hemolysis of Strep pneumo
Alpha
Coagulase Result of S. aureus
Positive
)
, QUESTIONS AND ANSWERS WITH COMPLETE SOLUTIONS lOMoARcPSD| 69811638
Colony morphology of S. aureus on Mannitol Salt Agar
Yellow
Novobiocin Result of S. saprophyticus
Resistant
Ornithine Decarboxylase and PYR result of S. lugdunesis
Positve
Colony morphology of CNS on MSA
Pink
"sticky Staph"
Rothia
Furazolidone Result of Rothia
Susecptible
Furazolidone result for Micrococcus
Resistant
Oxidase Result for Micrococcus
Postive
Bacitracin result for Micrococcus
Sensitive
)
UAMS-MICROBIOLOGY-FINAL EXAM
REVIEW QUESTIONS AND ANSWERS
WITH COMPLETE SOLUTIONS
ALREADY PASSED!!!
Microbiology: Streptococci & Enterococci Identification
What is the Bile Esculin test result for both Group D Non-Enterococcus
and Enterococcus species?
✔✔ Positive (both hydrolyze esculin in the presence of bile, turning the
medium black).
What is the Optochin (P disk) susceptibility test result for both Group D
Non-Enterococcus and Enterococcus?
✔✔ Resistant
What biochemical test differentiates Group D Non-Enterococcus from
Enterococcus, and what are the specific results for each?
✔✔ Test: 6.5% NaCl (Sodium Chloride) Broth Tolerance Test
✔✔ Group D Non-Enterococcus: Negative (no growth)
✔✔ Enterococcus: Positive (growth and turbidity)
What is the characteristic susceptibility result for Group A Streptococcus
(Streptococcus pyogenes) when tested with the Bacitracin ("A") disk?
✔✔ Susceptible
What is the PYR (L-pyrrolidonyl arylamidase) test result for Group A
Streptococcus?
✔✔ Positive
Group B Strep Result for Hippurate
Positve
Group B Strep Result for CAMP
Positve
)
, QUESTIONS AND ANSWERS WITH COMPLETE SOLUTIONS lOMoARcPSD| 69811638
Group A and Group B result for SXT
Resistant
Hemolysis of Group A Strep
beta hemolytic
Normal Habitat for Group A Strep
None
Normal Habitat of Strep pneumonia
Respiratory Tract
Optochin result of Strep pneumo
Susceptible
Optochin Result of Strep Viridans
Reistant
Hemolysis of Strep viridans
Alpha or Gamma
hemolysis of Strep pneumo
Alpha
Coagulase Result of S. aureus
Positive
)
, QUESTIONS AND ANSWERS WITH COMPLETE SOLUTIONS lOMoARcPSD| 69811638
Colony morphology of S. aureus on Mannitol Salt Agar
Yellow
Novobiocin Result of S. saprophyticus
Resistant
Ornithine Decarboxylase and PYR result of S. lugdunesis
Positve
Colony morphology of CNS on MSA
Pink
"sticky Staph"
Rothia
Furazolidone Result of Rothia
Susecptible
Furazolidone result for Micrococcus
Resistant
Oxidase Result for Micrococcus
Postive
Bacitracin result for Micrococcus
Sensitive
)
