Curved Gram Negative bacilli

Question 1

plays a role in Guillian Barre syndrome

Answer 1

Campylobacter jejuni

Question 2

motility of Vibrios

Answer 2

polar monotrichous (darting or shooting star motility)

Question 3

motility of Campylobacter

Answer 3

single unsheathed flagellum (monotrichous)

Question 4

multiple (4-6) sheathed flagella / lophotrichous

Answer 4

Helicobacter pylori

Question 5

gas requirement of Campylobacter

Answer 5

5% O2
10 % CO2

Question 6

rice water diarrhea

Answer 6

V. cholerae

Question 7

V. cholerae virulence factor that dissolves glycoproteincovering of mucin layer

Answer 7

mucinase

Question 8

heat labile enterotoxin of V. cholerae

Answer 8

choleragen

Question 9

two subunits of choleragen and their function

Answer 9

A1 - activates adenykate cyclase
A2 - pentration of A1
B - binding to gangliosides

Question 10

heat labile structure found in all V cholerae strains

Answer 10

H antigen

Question 11

classifies V. cholerae in 139 strains

Answer 11

O antigen

Question 12

V. cholerae strain associated with epidemic cholera

Answer 12

V. cholerae O1

Question 13

V. cholerae strain associated with sporadic diarrheal diseases and nonpathogenic

Answer 13

V. cholerae O2 to O138

Question 14

V. cholerae with polysaccharide capsule causing epidemis in Indian subcontinents

Answer 14

V. cholerae O139

Question 15

V. cholerae biotype that is jardier and survives better

Answer 15

El Tor strain

Question 16

O1 serotype with A and B determinants

Answer 16

Ogawa

Question 17

O1 serotype with A and C determinants

Answer 17

Inaba

Question 18

O1 serotype with A, B and C determinants

Answer 18

Hikojima

Question 19

2nd most common cause of vibrio gastroenteritis

Answer 19

V. parahaemolyticus

Question 20

Tets to determine if V. parahaemolyticus has hemolysin

Answer 20

Kanagawa phenomenon

Question 21

agar used to test Kanagawa phenomenon

Answer 21

Wagatsuma agar

Question 22

second most serious Vibrio associated infection after cholera

Answer 22

V. vulnificus

Question 23

caises cellulitis and gastrointestinal illness after shellfish consumption

Answer 23

V. vulnificus

Question 24

most common caise of bacterial gastroenteritis

Answer 24

Campylobacter jejuni

Question 25

Releases cholera like heat labile enterotoxin

Answer 25

C. jejuni

Question 26

sexually transmitted disease in animals causing animal abortion

Answer 26

C. fetus

Question 27

linked to gastric afenocarcinoma and non Hodgkin’s lymphoma

Answer 27

Helicobacter pylori

Question 28

causes gastroeneteritis with 5 diarrheal presentations

Answer 28

Helicobacter pylori

Question 29

medium of choice for vibrios

Answer 29

TCBS

Question 30

postive string test in 0m5 spdium desoxycholate

Answer 30

V. cholerae

Question 31

other term for cholera red test

Answer 31

nitrosole indole test

Question 32

lysis of V. cholerae when inoculated in immune guinea pog

Answer 32

Pfeiffer’s test

Question 33

urease, catalase, and oxidase positive

Answer 33

H. pylori

Question 34

Base, additive and AMA of Butzier’s selective medium

Answer 34

Fluid thioglycate
sheep blood
bacitracin
actidine
novobiocin
cephalothin
colistin

Question 35

Base, additive, and AMA of Skirrow

Answer 35

blood agar
lysed horse blood
vancomycin
polymixin B
trimetoprim

Question 36

Base additive and AMA of Blaser’s

Answer 36

Brucella agar base
sheep blood
vancomycin
polymixin B
Cephalothin
Amphoticerin B
Trimetoprim

Question 37

5 differentiation for classical vs el tor strain of V. cholerae

Answer 37

Beta hemolysis on SBA
CAMP test
VP test
Chicken RBC agglutination
Susceptibility to polymixin B
Phage IV susceptibility

Question 38

polymixin B susceptible V. cholerae

Answer 38

Classical

Question 39

visualized theough Warthin starry stain and H and E

Answer 39

Helicobacter pylori

Question 40

sample for H. pylori antigen detection

Answer 40

stool