Gastrointestinal Pathogens Quiz
(246).jpg "Gastrointestinal Pathogens Quiz - Quiz")
A pathogen is simply defined as a microorganism that causes a disease to its host. In other words, a pathogen is a microbe that can cause damage to a host. Gastrointestinal pathogens are pathogens that reside and damage the stomach and intestines of the host. This quiz talks about gastrointestinal pathogens, how they work, and how to tackle them.
- 1.Check ALL that applies to Vibrio
- A.
Comma-shaped
- B.
Straight rods
- C.
Pleomorphic
- D.
Rounded ends/coccobacilli
- E.
May occur singly, in pairs, or in short chains
- F.
Gram-negative rods
- 2.Check ALL that applies to Aeromonas
- A.
Comma-shaped
- B.
Straight rods
- C.
Pleomorphic
- D.
Rounded ends/coccobacilli
- E.
May occur singly, in pairs, or in short chains
- F.
Gram-negative rods
- 3.Check ALL that applies to Vibrio
- A.
Agent O/129 susceptible
- B.
String test positive
- C.
Growth in 6% NaCl
- D.
Agent O/129 resistant
- E.
String test negative
- F.
No growth in 6% NaCl
- 4.Check ALL that applies to Aeromonas
- A.
Agent O/129 susceptible
- B.
String test positive
- C.
Growth in 6% NaCl
- D.
Agent O/129 resistant
- E.
String test negative
- F.
No growth in 6% NaCl
- 5.All of these reagents but one can lyse cells and release nucleic acid material
- A.
0.5% sodium deoxycholate
- B.
Sodium taurocholate
- C.
0.05% sodium deoxycholate
- D.
0.5% Deoxycholic acid
- 6.This is viscous and will form into a mucoid “string” when teased
- A.
DNA
- B.
MRNA
- C.
TRNA
- D.
RRna
- 7.Which of the organisms listed can GROW in 0% NaCl
- A.
V. cholerae
- B.
V. mimicus
- C.
V. vulnificus
- D.
V. parahaemolyticus
- E.
V. alginolyticus
- F.
V. cincinnatiensis
- G.
Photobacterium damsela
- H.
Grimontii hollisae
- I.
V. fluvialis
- J.
V. harveyi
- K.
V. metschnikovii
- 8.Which of the organisms listed is INDOLE NEGATIVE
- A.
V. cholerae
- B.
V. mimicus
- C.
V. vulnificus
- D.
V. parahaemolyticus
- E.
V. alginolyticus
- F.
V. cincinnatiensis
- G.
Photobacterium damsela
- H.
Grimontii hollisae
- I.
V. fluvialis
- J.
V. harveyi
- K.
V. metschnikovii
- 9.Which of the organisms listed PRODUCES GAS FROM GLUCOSE
- A.
V. cholerae
- B.
V. mimicus
- C.
V. vulnificus
- D.
V. parahaemolyticus
- E.
V. alginolyticus
- F.
V. cincinnatiensis
- G.
Photobacterium damsela
- H.
Grimontii hollisae
- I.
V. fluvialis
- J.
V. harveyi
- K.
V. metschnikovii
- L.
V. furnissli
- 10.Which of the organisms listed is a DELAYED/LATE lactose utilizer
- A.
V. cholerae
- B.
V. mimicus
- C.
V. vulnificus
- D.
V. parahaemolyticus
- E.
V. alginolyticus
- F.
V. cincinnatiensis
- G.
Photobacterium damsela
- H.
Grimontii hollisae
- I.
V. fluvialis
- J.
V. harveyi
- K.
V. metschnikovii
- L.
V. furnissli
- 11.Which of the organisms listed is Lysine decarboxylase (Positive)
- A.
V. cholerae
- B.
V. mimicus
- C.
V. vulnificus
- D.
V. parahaemolyticus
- E.
V. alginolyticus
- F.
V. cincinnatiensis
- G.
Photobacterium damsela
- H.
Grimontii hollisae
- I.
V. fluvialis
- J.
V. harveyi
- K.
V. metschnikovii
- L.
V. furnissli
- 12.Which of the organisms listed has variable growth in 6% NaCl
- A.
V. cholerae
- B.
V. mimicus
- C.
V. vulnificus
- D.
V. parahaemolyticus
- E.
V. alginolyticus
- F.
V. cincinnatiensis
- G.
Photobacterium damsela
- H.
Grimontii hollisae
- I.
V. fluvialis
- J.
V. harveyi
- K.
V. metschnikovii
- L.
V. furnissli
- 13.Which of the organisms listed is/are OXIDASE variable
- A.
A. caviae complex
- B.
A. hydrophila complex
- C.
A. jandaei (A. veronii complex)
- D.
A. schubertii (A. veronii complex)
- E.
A. veronii biovar veronii
- F.
Chromobacterium violaceum
- 14.Which of the organisms listed PRODUCES gas from glucose
- A.
A. caviae complex
- B.
A. hydrophila complex
- C.
A. jandaei (A. veronii complex)
- D.
A. schubertii (A. veronii complex)
- E.
A. veronii biovar sobria
- F.
A. veronii biovar veronii
- G.
Chromobacterium violaceum
- 15.Which of the organisms listed is/are POSITIVE for esculin hydrolysis
- A.
A. caviae complex
- B.
A. hydrophila complex
- C.
A. jandaei (A. veronii complex)
- D.
A. schubertii (A. veronii complex)
- E.
A. veronii biovar sobria
- F.
A. veronii biovar veronii
- G.
Chromobacterium violaceum
- 16.Which of the organisms listed FERMENTS sucrose
- A.
A. caviae complex
- B.
A. hydrophila complex
- C.
A. jandaei (A. veronii complex)
- D.
A. schubertii (A. veronii complex)
- E.
A. veronii biovar sobria
- F.
A. veronii biovar veronii
- G.
Chromobacterium violaceum
- 17.Which of the organisms listed is/are lysine decarboxylase (negative)
- A.
A. caviae complex
- B.
A. hydrophila complex
- C.
A. jandaei (A. veronii complex)
- D.
A. schubertii (A. veronii complex)
- E.
A. veronii biovar sobria
- F.
A. veronii biovar veronii
- G.
Chromobacterium violaceum
- 18.Which of the organisms listed is/are arginine dihydrolase (negative)
- A.
A. caviae complex
- B.
A. hydrophila complex
- C.
A. jandaei (A. veronii complex)
- D.
A. schubertii (A. veronii complex)
- E.
A. veronii biovar sobria
- F.
A. veronii biovar veronii
- G.
Chromobacterium violaceum
- 19.Which of the organisms listed is/are ornithine decarboxylase (positive)
- A.
A. caviae complex
- B.
A. hydrophila complex
- C.
A. jandaei (A. veronii complex)
- D.
A. schubertii (A. veronii complex)
- E.
A. veronii biovar sobria
- F.
A. veronii biovar veronii
- G.
Chromobacterium violaceum
- 20.Which of the organisms listed has VERY POOR growth in in TCBS
- A.
V. cholerae
- B.
V. mimicus
- C.
V. vulnificus
- D.
V. parahaemolyticus
- E.
V. alginolyticus
- F.
V. cincinnatiensis
- G.
Photobacterium damsela
- H.
Grimontii hollisae
- I.
V. fluvialis
- J.
V. harveyi
- K.
V. metschnikovii
- L.
V. furnissli
- 21.Which of the organisms listed has GREEN colonies in TCBS
- A.
V. cholerae
- B.
V. mimicus
- C.
V. vulnificus
- D.
V. parahaemolyticus
- E.
V. alginolyticus
- F.
V. cincinnatiensis
- G.
Photobacterium damsela
- H.
Grimontii hollisae
- I.
V. fluvialis
- J.
V. harveyi
- K.
V. metschnikovii
- L.
V. furnissli
- 22.Which of the organisms listed has YELLOW colonies in TCBS
- A.
V. cholerae
- B.
V. mimicus
- C.
V. vulnificus
- D.
V. parahaemolyticus
- E.
V. alginolyticus
- F.
V. cincinnatiensis
- G.
Photobacterium damsela
- H.
Grimontii hollisae
- I.
V. fluvialis
- J.
V. harveyi
- K.
V. metschnikovii
- L.
V. furnissli
- 23.What is the motility characteristic of Campylobacter?
- A.
Darting motlity
- B.
Swarming motility
- C.
Falling leaves motlity
- D.
Non-motile
- 24.Which has long spirals or S or seagull wing shapes rods or coccobacilli (in old cultures)
- A.
Vibrio
- B.
Aeromonas
- C.
Campylobacter
- D.
Helicobacter
- 25.Check ALL the applies to Helicobacter
- A.
Long spirals or S or seagull wing shapes rods or coccobacilli (in old cultures)
- B.
Darting motility
- C.
Presumptively identified if found in gastric biopsies
- D.
Urease positive
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