Infection Disease Second Chance Exam - Intro Lecture

What does a catalase test determine?

E.coli vs Pseudomonas

Staphylococcus vs. Streptococcus

Gram negative vs Gram Positive

The catalase test differentiates between:

Gram negative cocci

Gram positive cocci

Gram negative bacili

Gram positive bacili

When performing a catalase test, staphylococcus will be:

Catalase positive

Catalase negative

Cannot determine

What bacteria produces coagulase enzymes?

Staphylococcus aureus

Streptococcus

Pseudomonas aeruginosa

Staphylococcus epidermidis

Which Staph species is coagulase negative

Staphylococcus epidermidis

Staphylococcus aureus

What is an example of alpha-hemolytic streptococci? (SELECT ALL THAT APPLY)

Streptococcus pneumonia

Viridans group Streptococci

Group A S. pyogenes

What is an example of beta-hemolytic streptococci?

Streptococcus pneumonia

Viridans group Streptococci

Group A S. pyogenes

What is an example of non-hemolytic strep?

Group D. Strep. Bovis

Group A S. pyogenes

Strep pneumonia

Gram Positive and Anaerobic cocci?

Peptostreptococcus species

Clostridium difficile

Gram Positive and Anaerobic bacilli?

Peptostreptococcus species

Clostridium difficile

Which of the following are gram negative bacilli? SELECT ALL THAT APPLY

Which of the following are gram negative cocci? SELECT ALL THAT APPLY

Neisseria meningitidis

Escherichia coli

Klebsiella pneumoniae

Pseudomonas Aeruginosa is non-lactose fermenting and oxidase postive

True

False

Salmonella, Shigella, Proteus, and Acinetobacter are non-lactose fermenting and oxidase negative

True

False

E.Coli and Klebsiellaare lactose-fermenting

True

False

What is the most clinically relavent bacteroides species?

B. fragilis

B. bovis

B. viridens

Which of the following are influential patient factors? SELECT ALL THAT APPLY

Immune function

Organ function

Allergies

Dosing

Which of the following are influential infection factors? SELECT ALL THAT APPLY

Which FQs require renal dosing? SELECT ALL THAT APPLY

Cipro

Levo

Moxi

Allergies to semi-synthetic pencillins are directed against:

Side chains

Beta-lactam ring

Definitive antibiotic therapy cannot be provided until: (SELECT ALL THAT APPLY)

Change in PBP via mecA gene led to:

MSSA

MRSA

VRSA

VISA

Van A gene transfer from VRE led to:

MSSA

MRSA

VRSA

VISA

Infection Disease Second Chance Exam - Intro Lecture

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