Media Information

Question 1

BA or BAP

Answer 1

Differential and Enrichment
5% Sheeps Blood

Question 2

MAC

Answer 2

Selective and Differential
Bile Salts and Lactose monohydrate
Neutral Red and Crystal Violet

Question 3

CNA

Answer 3

Selective and Differential
Antibiotic naladixic acid

Question 4

MacSorb

Answer 4

Selective and Differential
Sorbitol, Tellurite, and Cefixime
O157:H7 is colorless

Question 5

PEA

Answer 5

Selective
Phenylethyl Alcohol

Question 6

Lysine Iron Agar

Answer 6

Selective and Differential
Bromocresol purple, Ferric ammonium citrate, and L-Lysine
Deanimation of Lysine and H2S production

Question 7

Tinsdale Agar

Answer 7

Selective and Differential
Potassium tellurite, L-Cystine and Sodium thiosulfate
Positive is black colonies with brown halo

Question 8

DCA (Deoxycholate Citrate Agar)

Answer 8

Selective and Differential
Sodium citrate, Sodium deoxycholate, Sodium thiosulphate, Lab-Lemco, Natural Red, and Ferric ammonium citrate

Question 9

Selenite Broth

Answer 9

Selective and DIfferential
Sodium phosphate and Sodium hydrogen selenite

Question 10

Amies Transport Medium

Answer 10

Enrichment
Sodium thioglycollate and charcoal

Question 11

Czapek Dox Agar

Answer 11

Selective
Sucrose, Sodium nitrate

Question 12

Bird Seed Agar

Answer 12

Selective and DIfferential
Guizotia abyssinica seeds, Dextrose, Creatinine, and Chloramphenicol

Question 13

Bismuth Sulfite Agar

Answer 13

Selective and Differential
Bismuth sulphite inidicator, brilliant green, ferrous sulphate
Salmonella - clear colonies with black center

Question 14

TSA

Answer 14

Enrichment
Pancreatic digest and Peptic digest

Question 15

CM

Answer 15

Selective and DIfferential
Iron Filings, Hemin, Unsaturated fatty acids, Glutathione, Sulphydryl
Spore-forming, non-spore forming obligate anaerobes

Question 16

Thioglycollate broth, (FTM)

Answer 16

Enrichment and DIfferential
Sodium Thioglycollate

Question 17

Cary-Blair

Answer 17

Enrichment and Selective
Sodium thioglycollate

Question 18

Alkaline Peptone Water

Answer 18

Enrichment
Peptone

Question 19

Salmonella-Shigella Agar

Answer 19

Selective and DIfferential
Ferric Citrate, Brilliant Green/Neutral Red, Bile Salts
E.coli - pink, Salmonella - black, Shigella - clear

Question 20

Modified Thayer-Martin

Answer 20

Selective
GC agar, vancomycin, colistin, nystatin, and trimethoprim lactate. Selective for N. gonorrhoeae

Question 21

Nutrient Agar

Answer 21

Enrichment
Peptone and Beef extract

Question 22

SDA

Answer 22

Selective
pH acidity
Mycological peptone

Question 23

PDA

Answer 23

Selective
Dextrose
Potato extract
Addition of chloramphenicol, tartaric acid, and chlortetracycline

Question 24

Baird-Parker

Answer 24

Moderately Selective
Lithium chloride, Glycine, Sodium pyruvate, and Egg yolk tellurite
S. aureus - black and shiny

Question 25

Cetrimide

Answer 25

Selective Magnesium chloride, Potassium chloride, Cetrimide, and Glycerol P. aeruginosa

Question 26

XLD

Answer 26

Selective and Differential Lactose, Sucrose, Xylose, Phenol red, Ferric ammonium citrate, Sodium thiosulfate, NaCl, and L-Lysine Salmonella - red colonies with black center, Shigella - red colonies

Question 27

CLED

Answer 27

Enrichment and Differential Lactose, L-Cystine, and Bromothymol Blue

Question 28

HE

Answer 28

Selective and Differential Protease, NaCl, Bile salts, and Sodium thiosulfate Salmonella - black colonies

Question 29

New York City Medium

Answer 29

Selective Protease peptone, horse plasma, and hemoglobin, vancomycin, coistin, and trimethoprim. Neisseria species

Question 30

TCBS

Answer 30

Selective and DIfferential Sodium thiosulphate, Sodium citrate, Ox Bile, Ferric citrate, Bromothymol blue/thymol blue

Question 31

Choc

Answer 31

Enrichment Casein, Potassium phosphate (dibasic and monobasic), Hemoglobin solution, Isovitox enrichment

Question 32

Buffered Charcoal Yeast Extract

Answer 32

Selective and Enrichment L-cysteine HCl, Charcoal activated, Ferric pyrophosphate Legionella

Question 33

EMB Agar (Eosin Methylene Blue)

Answer 33

Selective and Differential Lactose, Sucrose, Dipottasium PO4, Eosin Y, Methylene blue

Question 34

Mannitol Salt Agar

Answer 34

Selective and Differential D-Mannito, Phenol Red, Beef extract S. aureus

Question 35

Mueller Hinton

Answer 35

Enrichment Beef extract, Acid Hydrolysate of casein, Starch