Micro - Pathogenic Bacteria III Pt 2

16 Questions | By Chinedua | Updated: Jan 18, 2023 | Attempts: 102

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Micro - Pathogenic Bacteria III Pt 2 - Quiz

Quiz on pathogenic bacteria III covers H. Pylori and Pseudomonas aeruginosa

Questions and Answers

1.

Culture taken from several regions of a Pt's body were positive for H. Pylori colonization, of all of the following regions which place should H. Pylori normally be expected to be found?
- A.
  
  Vascular endothelium
- B.
  
  Gastric mucosa
- C.
  
  Respiratory tract
- D.
  
  Nasal mucosa
2.

Which of the following patients would be expected to have H. Pylori infections? Patients suffering from
- A.
  
  Gastric and duodenal ulcers
- B.
  
  Bloody diarrhea
- C.
  
  Gastric adenocarcinoma
- D.
  
  A & C
- E.
  
  All of the above
3.

Which best describes H. Pylori infection
- A.
  
  Cannot be spread from person to person
- B.
  
  Colonization takes place over years
- C.
  
  Prevents belching and abdominal pain
- D.
  
  Infection rates increase with age
4.

After years of suffering from H. pylori induced gastritis a patient may suffer from
- A.
  
  Elevated ascorbic acid levels
- B.
  
  Adenocarcinoma and lymphoma
- C.
  
  Overgrowth of gastric muscosa
- D.
  
  All of the above
5.

After making a differential diagnosis you tell your patient that you want to test her for the presence of H. Pylori infection, however she requests a non-invasive test. Which of the following would be recommended?
- A.
  
  Stool antigen (toxin) test
- B.
  
  Urease test
- C.
  
  Culture
- D.
  
  Histological giemsa stain
6.

After a positive lab test for H. Pylori which of the following actions might be recommend for your patient?
- A.
  
  Use H2 blockers and proton pump inhibitors
- B.
  
  Use antibiotic combo
- C.
  
  Return for testing in 4 weeks
- D.
  
  All of the above
7.

The first line of treatment for H. Pylori infection is metronidazole
- A.
  
  True
- B.
  
  False
8.

Pseudomonas aeruginosa and H. Pylori both share which of the following similarity(ies)?
- A.
  
  Minimal nutritional requirements
- B.
  
  Normal inhabitants in soil and water
- C.
  
  Oxidase production
- D.
  
  Polar flagella
9.

Pts suffering from which of the following conditions may test positive for Pseudomonas aeruginosa?
- A.
  
  Mucosa associated lymphoid tissue lymphoma (MALT)
- B.
  
  Cystic Fibrosis
- C.
  
  Atrophic Gastritis
- D.
  
  Bloody Diarrhea
10.

Pseudomonas aeruginosa is clinically important because of its ability to
- A.
  
  Cause opportunistic infections in hospitals
- B.
  
  Infect from small inoculum size
- C.
  
  Infect patients with competent immune systems
- D.
  
  All of the above
11.

Which of the following best describes the adherence of P. aeruginosa to epithelial cells?
- A.
  
  Flagella and pilli have a negligible role in the process
- B.
  
  Produces exotoxins that facilitate adherence
- C.
  
  Type III secretion system is rarely used
- D.
  
  All of the above
12.

Which of the following bacteria use biofilms for protection and antibiotic resistance?
- A.
  
  H. Pylori
- B.
  
  S. dysenteria
- C.
  
  S. Typhyi
- D.
  
  P. Aeruginosa
13.

P. aeruginosa are susceptible to phagocytosis so they are usually found intracellularly
- A.
  
  True
- B.
  
  False
14.

Which of the following is true about P. aeruginosa's nutritonal needs?
- A.
  
  Are usually fastidious with many nutritional requirements
- B.
  
  Get iron and phosphate by using siderophores and hydrolysis
- C.
  
  Mainly produce toxins that retrieve nutrients without host damage
- D.
  
  B & C
- E.
  
  All of the above
15.

Cystic fibrosis can be characterized by which of the following?
- A.
  
  Defective ion transport
- B.
  
  Watery respiratory secretions
- C.
  
  No antibody production
- D.
  
  All of the above
16.

Which of the following is true about P. Aeruginosa?
- A.
  
  Can be treated with one drug
- B.
  
  Has negative oxidase test
- C.
  
  Cultures are green or colorless
- D.
  
  All of the above