Agars

Question 1

Agar for C. diphtheriae

Answer 1

Tellurite

Question 2

Agar of grp D streptococci

Answer 2

Bile esculin

Question 3

Agar of staphylococci

Answer 3

Mannitol salts

Question 4

Agar of N. meningitidis, gonorrhea for sterile sites

Answer 4

Chocolate agar

Question 5

Agar of N. gonorhoeae for nonsterile sites

Answer 5

Thayer-Martin agar

Question 6

Agar for H. influenza

Answer 6

Chocolate + Factors X and V

Question 7

Agar for M. tuberculosis

Answer 7

Löwenstein-Jensen

Question 8

Agar for V. cholera

Answer 8

Thiosulfate Citrate Bile Salts Sucrose (TCBS)

Question 9

Agar for B. pertussis

Answer 9

Bordet-Gengou

Question 10

Agar for Legionella pneumophila

Answer 10

Charcoal-yeast agar

Question 11

Agar for Campylobacter, Helicobacter

Answer 11

Skirrows

Question 12

Agar for Borrelia burgdorferi

Answer 12

Barbour-Stoenner-Kelly (BSK)

Question 13

Agar for M. pneumoniae

Answer 13

Eaton agar

Question 14

Agar for P. aeruginosa

Answer 14

Cetrimide agar

Question 15

Agar for L. interrogans

Answer 15

Ellinghausen-McCullough-Johnson-Harris (EMJH)

/ Fletcher’s

Question 16

Agar that isolates gram (+) cocci; determines pattern of hemolysis

Answer 16

Blood agar

Question 17

Agars that differentiates lactose fermenters from non-lactose fermenters; isolate gram (-) rods

Answer 17

MacConkey

Eosin-methylene blue (EMB)

Question 18

Agar used for isolating enteric gram (-); diff lactose formers and H2S producers

Answer 18

Triple Sugar Iron (TSI) agar

Question 19

Agar for C. perfringens

Answer 19

Egg yolk

Question 20

Agar for Salmonella, Shigella

Answer 20

Xylose-Lysine-Deoxycholate (XLD)