Organism ID

Question 1

Neisseria gonorrhoeae

Answer 1

Oxidase positive, Glucose positive, Dnase negative

Question 2

Neisseria meningitis

Answer 2

Oxidase positive, Glucose positive, maltose positive, Serological (A,B,C,Y,W13), CSF Exam

Question 3

Moralxella Catarhalis

Answer 3

Oxidase positive, Dnase positive, GSML negative, beta lactamase positive

Question 4

Haemophilus influenza

Answer 4

X and V Factors, satellite positive, beta on rabbit blood agar, Beta lactamase positive, typing strains a-f on basis of capsule

Question 5

Clostridium perfrinogens

Answer 5

DZ beta, special potency disks, reverse CAMP positive, catalase negative, wounds make crackle sound

Question 6

Clostridium botulinum

Answer 6

DZ beta, special potency disks, reverse CAMP positive, catalase negative, wounds make crackle sound

Question 7

Clostridium difficile

Answer 7

DZ beta, special potency disks, reverse CAMP positive, catalase negative, wounds make crackle sound

Question 8

Bacteroides fragilis

Answer 8

BBE- presumptive ID, Bile resistant, Saccharolytic, Nonpigmented

Question 9

Fusobacterium nucleatum

Answer 9

Sensitive to Kanamycin and Colisten, Catalase negative, Nitrate negative, Rancid Odor, Chartreuse color, breadcrump colonies

Question 10

Actimomyces spp.

Answer 10

Sulfur granules, molar tooth colonies

Question 11

Proprionbacterium spp.

Answer 11

Indole positive, catalase positive

Question 12

Campylobacter jejuni

Answer 12

Oxidase positive, catalase positive, Susceptable to naladixic acid, Hippurate, H2S,

Question 13

Helicobacter pylori

Answer 13

Oxidase positive, Catalase positive, urease positive, Direct detection, urea breath test, urease kit