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MICRO-17

Total questions: 152

Worksheet time: 1hrs 16mins

Name
Class
Date
1.
Gram-negative cocci resembling coffee beans or kidney beans
a)
Neisseria spp.
b)
Mycobacteria spp.
c)
Shigella spp.
d)
Salmonella spp.
2.
All of the following Neisseria spp. resembles kidney beans or coffee beans EXCEPT;
a)
Neisseria gonorrhoeae
b)
Neisseria meningitidis
c)
Neisseria elongata
d)
Neisseria lactamica
3.
Which of the ff. is (-) on BAP?
a)
Neisseria gonorrhoeae
b)
Neisseria meningitidis
c)
Neisseria elongata
d)
Neisseria lactamica
4.
Gonococcal arthritis, Purulent Urethritis, Prostatitis, Epididymitis, Cervicitis, Pharyngitis, Anorectal gonorrhea, Conjunctivitis (Ophthalmia neonatorum), Pelvic Inflammatory disease (PID) causing Sterility, Ectopic pregnancy, & Perihepatitis (Fits-Hugh Curtis)
a)
Neisseria gonorrhoeae
b)
Neisseria meningitidis
c)
Neisseria elongata
d)
Neisseria lactamica
5.
Acute Purulent meningitis, Bacteremia leading to thrombocytopenia, DIC, Waterhouse friderichsen syndrome, and shock
a)
Neisseria gonorrhoeae
b)
Neisseria meningitidis
c)
Neisseria elongata
d)
Neisseria lactamica
6.
Hold cultures for up to ___ in Neisseria culturing before reporting as negative or no growth
a)
24 hours
b)
48 hours
c)
72 hours
d)
Any of the choices
7.
Which of the ff. is (+) on BAP?
a)
Neisseria gonorrhoeae
b)
Neisseria meningitidis
c)
Neisseria elongata
d)
Neisseria lactamica
8.
Which of the ff. exhibits growth on nutrient agar?
a)
Neisseria gonorrhoeae
b)
Neisseria meningitidis
c)
Neisseria lactamica
d)
Neisseria sicca
e)
Moraxella catarrhalis
9.
Only Neisseria spp. that is rod-shaped.
a)
Neisseria gonorrhoeae
b)
Neisseria meningitidis
c)
Neisseria elongata
d)
Neisseria lactamica
10.
Neisseria oxygen requirement.
a)
Obligate aerobes
b)
Obligate anaerobes
c)
Facultative
d)
Microaerophilic
e)
Capnophile
11.
Neisseria spp. are..
a)
Motile
b)
Non-motile
12.
Neisseria spp. Catalase test result.
a)
Catalase positive
b)
Catalase negative
13.
Neisseria elongata Catalase test result.
a)
Catalase positive
b)
Catalase negative
14.
Neisseria spp. Oxidase test result
a)
Oxidase positive
b)
Oxidase negative
15.
A leading cause of sexually transmitted disease (STD)
a)
Neisseria gonorrhoeae
b)
Neisseria meningitidis
c)
Other Neisseria spp. (Neisseria lactamica, Neisseria subflava)
d)
Moraxella catarrhalis
16.
Includes purulent urethritis in males and cervicitis in females.
a)
Neisseria gonorrhoeae
b)
Neisseria meningitidis
c)
Other Neisseria spp. (Neisseria lactamica, Neisseria subflava)
d)
Moraxella catarrhalis
17.
Causes ophthalmia neonatorum of newborns.
a)
Neisseria gonorrhoeae
b)
Neisseria meningitidis
c)
Other Neisseria spp. (Neisseria lactamica, Neisseria subflava)
d)
Moraxella catarrhalis
18.
Causes hemorrhage in adrenal gland known as Waterhouse Friedrichsen syndrome.
a)
Neisseria gonorrhoeae
b)
Neisseria meningitidis
c)
Other Neisseria spp. (Neisseria lactamica, Neisseria subflava)
d)
Moraxella catarrhalis
19.
Rarely involved in human infections
a)
Neisseria gonorrhoeae
b)
Neisseria meningitidis
c)
Other Neisseria spp. (Neisseria lactamica, Neisseria subflava)
d)
Moraxella catarrhalis
20.
previous name is Branhamella catarrhalis, N. catarrhalis
a)
Neisseria gonorrhoeae
b)
Neisseria meningitidis
c)
Other Neisseria spp. (Neisseria lactamica, Neisseria subflava)
d)
Moraxella catarrhalis
21.
Colonizers of upper respiratory tract and female genitalia. Transmitted via respiratory droplets
a)
Neisseria lactamica
b)
Neisseria sicca
c)
Moraxella catarrhalis
22.
BRO-1, BRO-2 are responsible for beta-lactamase production (penicillin resistance)
a)
Neisseria lactamica
b)
Neisseria sicca
c)
Moraxella catarrhalis
23.
Sinusitis, Otitis media, Upper respiratory infection, Pneumonia
a)
Neisseria lactamica
b)
Neisseria sicca
c)
Moraxella catarrhalis
24.
Which of the ff. shows hockey pock colonies (intact colonies) or old "Wagon wheel" appearance?
a)
Neisseria lactamica
b)
Neisseria sicca
c)
Moraxella catarrhalis
25.
DNAse +, Beta-lactamase +, Butyrate+
a)
Neisseria lactamica
b)
Neisseria sicca
c)
Moraxella catarrhalis
26.
Which of the following shows dry-wrinkled colonies exhibiting bread crumbs?
a)
Neisseria lactamica
b)
Neisseria sicca
c)
Moraxella catarrhalis
27.
Which of the following shows Small and translucent colonies with yellow pigment?
a)
Neisseria lactamica
b)
Neisseria sicca
c)
Moraxella catarrhalis
28.
Which virulence factor of N. gonorrhoeae is responsible for adherence to phagocytic and epithelial cells?
a)
Capsule
b)
Protein II (Opa)
c)
Protein II (RMP)
d)
Porin (PorB)
29.
Which virulence factor of N. gonorrhoeae is responsible for blocking IgG?
a)
Capsule
b)
Protein II (Opa)
c)
Protein II (RMP)
d)
Porin (PorB)
30.
Which virulence factor of N. gonorrhoeae counters complement?
a)
Capsule
b)
Protein II (Opa)
c)
Protein II (RMP)
d)
Porin (PorB)
31.
Presumptive identification for Neisseria spp.
a)
Catalase test
b)
Oxidase test
c)
Superoxol test
d)
Urease test
32.
Superoxol test reagent
a)
3% hydrogen peroxide (H2O2)
b)
30% hydrogen peroxide (H2O2)
c)
0.3% hydrogen peroxide (H2O2)
d)
50% hydrogen peroxide (H2O2)
33.
Glucose; Moraxella catarrhalis
a)
Positive
b)
Negative
34.
Maltose; Moraxella catarrhalis
a)
Positive
b)
Negative
35.
Sucrose; Moraxella catarrhalis
a)
Positive
b)
Negative
36.
Lactose; Moraxella catarrhalis
a)
Positive
b)
Negative
37.
Glucose; Neisseria gonorrhoeae
a)
Positive
b)
Negative
38.
Maltose; Neisseria gonorrhoeae
a)
Positive
b)
Negative
39.
Sucrose; Neisseria gonorrhoeae
a)
Positive
b)
Negative
40.
Lactose; Neisseria gonorrhoeae
a)
Positive
b)
Negative
41.
Lactose; Neisseria meningitidis
a)
Positive
b)
Negative
42.
Sucrose; Neisseria meningitidis
a)
Positive
b)
Negative
43.
Maltose; Neisseria meningitidis
a)
Positive
b)
Negative
44.
Glucose; Neisseria meningitidis
a)
Positive
b)
Negative
45.
Glucose; Neisseria subflava
a)
Positive
b)
Negative
46.
Maltose; Neisseria subflava
a)
Positive
b)
Negative
47.
Sucrose; Neisseria subflava
a)
Positive
b)
Negative
48.
Lactose; Neisseria subflava
a)
Positive
b)
Negative
49.
Glucose; Neisseria lactamica
a)
Positive
b)
Negative
50.
Maltose; Neisseria lactamica
a)
Positive
b)
Negative
51.
Sucrose; Neisseria lactamica
a)
Positive
b)
Negative
52.
Lactose; Neisseria lactamica
a)
Positive
b)
Negative
53.
Rapid ID of M. catarrhalis
a)
Butyrate/Tributyrin test
b)
GGT or GGAP
54.
Incubation: 22 to 25 degree Celsius for 5 minutes
a)
Butyrate/Tributyrin test
b)
GGT or GGAP
55.
Positive (QC): M. catarrhalis Blue/indigo
a)
Butyrate/Tributyrin test
b)
GGT or GGAP
56.
ID of N. meningitidis
a)
Butyrate/Tributyrin test
b)
GGT or GGAP
57.
Positive (QC): N. meningitidis; yellow
a)
Butyrate/Tributyrin test
b)
GGT or GGAP
58.
Negative QC: No color change, possibly M. catarrhalis
a)
Butyrate/Tributyrin test
b)
GGT or GGAP
59.
Negative QC: No color change, possibly N. gonorrhoeae
a)
Butyrate/Tributyrin test
b)
GGT or GGAP
60.
Incubation: 35 to 37 degree Celsius for 4 hours
a)
Butyrate/Tributyrin test
b)
GGT or GGAP
61.
Enterobacteriaceae catalase test result...
a)
Catalase positive
b)
Catalase negative
62.
Shigella dysenteriae catalase test result...
a)
Catalase positive
b)
Catalase negative
63.
Enterobacteriaceae oxidase test result...
a)
Oxidase positive
b)
Oxidase negative
64.
Vibrio spp. oxidase test result.
a)
Oxidase positive
b)
Oxidase negative
65.
Plesiomonas shigelloides oxidase test result.
a)
Oxidase positive
b)
Oxidase negative
66.
Enterobacteriaceae are generally nitrate to nitrite reducers EXCEPT;
a)
Plesiomonas shigelloides
b)
Erwinia spp.
c)
Pantoea agglomerans
d)
Shigella dysenteriae
67.
All Enterobacteriaceae are MOTILE, EXCEPT;
a)
Shigella dysenteriae
b)
Shigella spp.
c)
Yersinia spp.
d)
Klebsiella spp.
e)
Plesiomonas shigelloides
68.
All commonly isolated members are catalase positive EXCEPT;
a)
Shigella dysenteriae
b)
Shigella spp.
c)
Salmonella spp.
d)
Klebsiella spp.
e)
Plesiomonas shigelloides
69.
Pathogenic Ingestion of contaminated seafood, oyster, shrimps, water; Entry on Skin cuts
a)
Shigella dysenteriae
b)
Shigella spp.
c)
Salmonella spp.
d)
Klebsiella spp.
e)
Plesiomonas shigelloides
70.
IMViC: +,+,-,- TSI: K/A H2S(-)
a)
Shigella dysenteriae
b)
Shigella spp.
c)
Salmonella spp.
d)
Klebsiella spp.
e)
Plesiomonas shigelloides
71.
Diarrhea, inflammatory bowel syndrome in HIV patients, neonatal meningitis, septicemia
a)
Shigella dysenteriae
b)
Shigella spp.
c)
Salmonella spp.
d)
Klebsiella spp.
e)
Plesiomonas shigelloides
72.
Enterobacteriaceae..
a)
Spore-forming
b)
Nonspore-forming
73.
Enterobacteriaceae oxygen requirement
a)
Obligate aerobes
b)
Obligate anaerobes
c)
Facultative anaerobes
d)
Microaerophile
e)
Aerotolerant
74.
Enterobacteriaceae are generally..
a)
Amphitrichous
b)
Monotrichous
c)
Peritrichous
d)
Petrichous
75.
Select the 3 primary intestinal pathogens
a)
Escherichia coli
b)
Salmonella spp.
c)
Shigella spp.
d)
Yersinia spp.
76.
Known for swarming; hence, use of Trimethoprim lactate is recommended.
a)
Salmonella spp.
b)
Shigella spp.
c)
Yersinia spp.
d)
Proteus spp.
77.
Also known as capsular antigen.
a)
K antigen
b)
O antigen
c)
H antigen
78.
Also known as somatic antigen.
a)
K antigen
b)
O antigen
c)
H antigen
79.
Has somatic antigen found in the cell wall.
a)
K antigen
b)
O antigen
c)
H antigen
80.
Also known as flagellar antigen
a)
K antigen
b)
O antigen
c)
H antigen
81.
Used for E. coli and Shigella serotyping
a)
K antigen
b)
O antigen
c)
H antigen
82.
Used for Salmonella serotyping
a)
K antigen
b)
O antigen
c)
H antigen
83.
Used for Detection of K1 Antigen of E. coli and capsular Vi antigen (Virulence) of S. typhi
a)
K antigen
b)
O antigen
c)
H antigen
84.
Found on the surface of flagella
a)
K antigen
b)
O antigen
c)
H antigen
85.
Found on the cell wall
a)
K antigen
b)
O antigen
c)
H antigen
86.
Found on the capsule
a)
K antigen
b)
O antigen
c)
H antigen
87.
O antigen
a)
Heat stable
b)
Heat labile
88.
K antigen
a)
Heat stable
b)
Heat labile
89.
H antigen
a)
Heat stable
b)
Heat labile
90.
K antigen
a)
IgM
b)
IgG
c)
Vi Ag
91.
O antigen
a)
IgM
b)
IgG
c)
Vi Ag
92.
H antigen
a)
IgM
b)
IgG
c)
Vi Ag
93.
Some Salmonella spp. have capsular antigens known as..
a)
IgM
b)
IgG
c)
Vi Ag
94.
pH indicator of EMB
a)
Eosin Methylene Blue
b)
Neutral red
c)
Bromothymol blue
d)
Bromcresol purple
e)
Phenol red
95.
pH indicator of MAC
a)
Eosin Methylene Blue
b)
Neutral red
c)
Bromothymol blue
d)
Bromcresol purple
e)
Phenol red
96.
pH indicator of SSA
a)
Eosin Methylene Blue
b)
Neutral red
c)
Bromothymol blue
d)
Bromcresol purple
e)
Phenol red
97.
pH indicator of HEA
a)
Eosin Methylene Blue
b)
Neutral red
c)
Bromothymol blue
d)
Bromcresol purple
e)
Phenol red
98.
pH indicator of TSI
a)
Eosin Methylene Blue
b)
Neutral red
c)
Bromothymol blue
d)
Bromcresol purple
e)
Phenol red
99.
pH indicator of LIA
a)
Eosin Methylene Blue
b)
Neutral red
c)
Bromothymol blue
d)
Bromcresol purple
e)
Phenol red
100.
H2S indicator TSI
a)
Ferric citrate
b)
Ferric ammonium citrate
c)
Sodium thiosulfate
d)
Ferrous sulfate
101.
H2S indicator LIA
a)
Ferric citrate
b)
Ferric ammonium citrate
c)
Sodium thiosulfate
d)
Ferrous sulfate
102.
H2S indicator HEA
a)
Ferric citrate
b)
Ferric ammonium citrate
c)
Sodium thiosulfate
d)
Ferrous sulfate
103.
H2S indicator SSA
a)
Ferric citrate
b)
Ferric ammonium citrate
c)
Sodium thiosulfate
d)
Ferrous sulfate
104.
Indole test detects..
a)
Tryptophanase enzyme
b)
Tryoptone broth
c)
Kovac's reagent or Ehrlich's reagent
105.
Medium used for indole test
a)
Tryptophanase enzyme
b)
Tryoptone broth
c)
Blood agar plate
d)
Nutrient agar
e)
Kovac's reagent or Ehrlich's reagent
106.
Indicator used for indole test
a)
Peptone-glucose broth
b)
Tryoptone broth
c)
Blood agar plate
d)
Nutrient agar
e)
Kovac's reagent or Ehrlich's reagent
107.
Medium used for MRVP test aside from MRVP medium.
a)
Peptone-glucose broth
b)
Tryoptone broth
c)
Blood agar plate
d)
Nutrient agar
e)
Kovac's reagent or Ehrlich's reagent
108.
Positive results for indole test shows..
a)
Black ring on top
b)
Blue ring on top
c)
Yellow ring on top
d)
Purple ring on top
e)
Red ring on top
109.
Organism that produce enough acid will overcome the neutralizing effect of the buffer.
a)
Methyl red
b)
Vogues Proskauer
110.
It is positive if the pH is <4.5.
a)
Methyl red
b)
Vogues Proskauer
111.
Vogues proskauer test detects..
a)
Lactic
b)
Acetic
c)
Acetoin
d)
Formic
e)
Succinic
112.
Which of the following are used as a reagent for Vogues proskauer test?
a)
KOH, Ehlirch's reagent
b)
alpha napthol, Ehrlich's reagent
c)
KOH, alpha napthol
113.
Positive results in Methyl red test will lead to what color development?
a)
Red
b)
Purple
c)
Pink
d)
Blue
e)
Yellow
114.
Positive results in Vogues Proskauer test will lead to what color development?
a)
Red
b)
Purple
c)
Pink
d)
Blue
e)
Yellow
115.
Most Enterobacteriaceae give.. MR and VP reactions
a)
Similar
b)
Opposite
c)
None of the above
d)
All of the choices
116.
Citrate utilization pH indicator
a)
Bromcresol purple
b)
Bromothymol blue
c)
Phenol red
d)
Neutral red
e)
Eosin Methylene blue
117.
Malonate utilization pH indicator
a)
Bromcresol purple
b)
Bromothymol blue
c)
Phenol red
d)
Neutral red
e)
Eosin Methylene blue
118.
Urease test pH indicator
a)
Bromcresol purple
b)
Bromothymol blue
c)
Phenol red
d)
Neutral red
e)
Eosin Methylene blue
119.
Decarboxylase test pH indicator
a)
Bromcresol purple
b)
Bromothymol blue
c)
Phenol red
d)
Neutral red
e)
Eosin Methylene blue
120.
Citrate utilization uses which medium?
a)
Simmon's Citrate
b)
Stuart's Urea Broth or Christensens Urea Broth
c)
Moller's medium
121.
Urease test uses which medium?
a)
Simmon's Citrate
b)
Stuart's Urea Broth or Christensens Urea Broth
c)
Moller's medium
122.
Decarboxylase test uses which medium?
a)
Simmon's Citrate
b)
Stuart's Urea Broth or Christensens Urea Broth
c)
Moller's medium
123.
POSITIVE (+) result on Citrate utilization leads to which color?
a)
Red
b)
Blue
c)
Yellow only
d)
Yellow or green
e)
Green only
124.
NEGATIVE (-) result on Citrate utilization leads to which color?
a)
Red
b)
Blue
c)
Yellow only
d)
Yellow or green
e)
Green only
125.
NEGATIVE (-) result on Malonate utilization leads to which color?
a)
Red
b)
Blue
c)
Yellow only
d)
Yellow or green
e)
Green only
126.
POSITIVE (+) result on Malonate utilization leads to which color?
a)
Red
b)
Blue
c)
Yellow only
d)
Yellow or green
e)
Green only
127.
POSITIVE (+) result on Urease test leads to which color?
a)
Red
b)
Blue
c)
Yellow only
d)
Yellow or green
e)
Green only
128.
POSITIVE (+) result on ONPG test leads to which color?
a)
Red
b)
Blue
c)
Yellow only
d)
Yellow or green
e)
Green only
129.
POSITIVE (+) result on Phenylalanine deAMINASE test leads to which color?
a)
Red
b)
Blue
c)
Yellow only
d)
Yellow or green
e)
Green only
130.
POSITIVE (+) result on Decarboxylase test leads to which color?
a)
Red
b)
Blue
c)
Yellow only
d)
Purple
e)
Green only
131.
Determines if an organism can utilize citrate as sole source of CARBON
a)
Citrate utilization
b)
Malonate utilization
c)
Urease test
d)
ONPG
132.
Determines if an organism can utilize malonate as sole source of CARBON
a)
Citrate utilization
b)
Malonate utilization
c)
Urease test
d)
ONPG
133.
A rapid test to detect the presence of Beta galactosidase
a)
Citrate utilization
b)
Malonate utilization
c)
Urease test
d)
ONPG
134.
Test used to differentiate late lactose fermenters from non-lactose fermenters
a)
Citrate utilization
b)
Malonate utilization
c)
Urease test
d)
ONPG
135.
It is an enzyme that removes the carboxyl group (COOH) from an amino acid
a)
Decarboxylase
b)
Phenylalanine deaminase
c)
Gelatin liquefaction
136.
It is an enzyme that removes amino group (NH2) from an aa Phenylalanine agar, overnight culture + 10% FeCl3
a)
Decarboxylase
b)
Phenylalanine deaminase
c)
Gelatin liquefaction
137.
This test determine if an organism can breakdown gelatin into amino acids.
a)
Decarboxylase
b)
Phenylalanine deaminase
c)
Gelatin liquefaction
138.
amino acid involved in decarboxylase
a)
Cysteine
b)
Cystine
c)
Lysine
d)
Ornithine
e)
Arginine
139.
Sugar associated with decarboxylase
a)
Glucose
b)
Lactose
c)
Maltose
d)
Sucrose
140.
Proteus spp.
a)
Rapid Urease Producers
b)
Slow Urease Producers
141.
Providencia spp.
a)
Rapid Urease Producers
b)
Slow Urease Producers
142.
Morganella spp.
a)
Rapid Urease Producers
b)
Slow Urease Producers
143.
2 to 4 hours reaction time.
a)
Rapid Urease Producers
b)
Slow Urease Producers
144.
Reaction time takes more than 4 hours.
a)
Rapid Urease Producers
b)
Slow Urease Producers
145.
Citrobacter spp.
a)
Rapid Urease Producers
b)
Slow Urease Producers
146.
Klebsiella spp.
a)
Rapid Urease Producers
b)
Slow Urease Producers
147.
Enterobacter spp.
a)
Rapid Urease Producers
b)
Slow Urease Producers
148.
Yersinia spp.
a)
Rapid Urease Producers
b)
Slow Urease Producers
149.
Serratia spp.
a)
Rapid Urease Producers
b)
Slow Urease Producers
150.
Proteus spp.
a)
Gelatinase positive
b)
Gelatinase negative
151.
Providencia spp.
a)
Gelatinase positive
b)
Gelatinase negative
152.
Morganella spp.
a)
Gelatinase positive
b)
Gelatinase negative