Part III: Group D - Non Enterococci and Enterococci

Question 1

Organism under Group D (Gamma) - Non enterococci

Answer 1

• S. equinus
• S. bovis
• S. gallolyticus
• S. alactolyticus
• S. infantarius

Question 2

Group D - Non enterococci are seen in patient’s blood culture when there is (3)

Answer 2

Septicemia
Bacteremia
Endocarditis

Question 3

Enterococci Organisms are (4)

Answer 3

• E. faecium
• E. faecalis
• E. avium
• E. durans

Question 4

Screening test for Group D Non-enterococci and Enterococci

Answer 4

Bile Esculin Test

Question 5

Bile Esulin Test tube media is despensed as

Answer 5

Slant

Question 6

Bile Esculin Test Indicator

Answer 6

Ferric Ammonium citrate

Question 7

Bile Esculin Test - Positive Reaction

Answer 7

Blackening of Media

Question 8

Group D - Non Enterococci

PYR
Penicillin Resistant Test
Salt Tolerance Test

Answer 8

PYR : NEGATIVE
Penicillin Resistant Test: SUSCEPTIBLE
Salt Tolerance Test : NEGATIVE

Question 9

GROUP D - Enterococci

PYR
Penicillin Resistant Test
Salt Tolerance Test

Answer 9

PYR: POSITIVE
Penicillin Resistant Test: RESISTANT
Salt Tolerance Test: POSITIVE

Question 10

Salt Tolerance Test - Positive Reaction

Answer 10

Turbidity = Growth

Question 11

Salt Tolerance Test - Media (2)

Answer 11

Trypticase Soy Broth
Brain Heart Infusion