Bacteriology

Question 1

Hemolytic pattern of Staph aureus on BAP

Answer 1

Beta hemolytic

*gold standard and Staph aureus for beta hemolytic pattern

Question 2

What is group A streptococcus

Answer 2

Strep pyogenes

Question 3

Group B streptococcus

Answer 3

Strep agalactiae

Question 4

Group C streptococcus

Answer 4

Strep equisimilis
Strep equi subsp. zooepidemicus

Question 5

Hemolytic pattern of group A, B, and C strep

Answer 5

Beta hemolytic

Question 6

Strep with alpha hemolysis

Answer 6

Strep pneumoniae

Question 7

Hemolytic pattern of Mitis grp, Mutans grp
Entero faecalis, entero faecium, entero durans
Strep bovis, strep equinus

Answer 7

Gamma (non-hemolytic)

Question 8

Sensitive to Bacitracin?

Answer 8

Strep pyogenes (grp A strep)

*Beta : Bacitracin (BB)

Question 9

Sensitive to Optochin?

Answer 9

Strep agalactiae (grp B strep)

*Alpha : Optochin (OA)

Question 10

Grows in 6.5% NaCl?

Answer 10

Enterococcus spp

Question 11

Halophilic G+ bacteria

Answer 11

Vibrio
Staph aureus
Enterococcus spp

Question 12

Culture medium of Vibrio spp

Answer 12

Alkaline peptone water

Question 13

Culture medium for Staph aureus

Answer 13

Mannitol salt agar (MSA)

*MS(staph)A(aureus)

Question 14

Cause of strep throat

Answer 14

S. Pyogenes