Pseudomonas Aeruginosa Characteristics Quiz

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Which condition is particularly associated with Pseudomonas aeruginosa infections in burn patients?

Osteomyelitis

Sepsis and dermatonecrosis (correct)

Meningitis

Endocarditis

Which type of infection is commonly associated with indwelling catheters and chamber pots?

Pneumonia

Meningitis

Urinary tract infections (UTIs) (correct)

Gastroenteritis

What condition is associated with contaminated hot tub water?

Pseudomembranous colitis

Pruritic papular pustular folliculitis (correct)

Necrotizing fasciitis

Toxic shock syndrome

Which skin condition is associated with the Dalmatian dog image in the context of Pseudomonas aeruginosa infections?

Ecthyma gangrenosum Signup and view all the answers

What condition is represented by the ear trumpet and maid listening image?

Otitis externa (swimmer's ear) Signup and view all the answers

Which of the following statements about Pseudomonas aeruginosa is correct?

It is a non-lactose fermenter on MacConkey agar. Signup and view all the answers

Which of the following diseases is commonly associated with Pseudomonas aeruginosa infections?

Nosocomial pneumonia in cystic fibrosis patients Signup and view all the answers

Which of the following characteristics is associated with Pseudomonas aeruginosa?

It produces a blue-green pigment when plated. Signup and view all the answers

Which of the following conditions increases the risk of Pseudomonas aeruginosa infections?

All of the above Signup and view all the answers

Which of the following is a characteristic feature of Pseudomonas aeruginosa infections?

A fruity, grape-like odor Signup and view all the answers

Which of the following is a common transmission route for Pseudomonas aeruginosa?

Contaminated bathtubs and aquatic environments Signup and view all the answers

What is the mechanism of action of the exotoxin A produced by Pseudomonas aeruginosa?

It inhibits protein synthesis by ribosylating elongation factor 2 (EF-2) Signup and view all the answers

Which antibiotic class is effective against Pseudomonas aeruginosa infections?

Fluoroquinolones Signup and view all the answers

Which condition increases the risk of developing Pseudomonas aeruginosa sepsis?

Burn injuries Signup and view all the answers

What skin condition is associated with Pseudomonas aeruginosa infections in hot tub environments?

Pruritic papular pustular folliculitis Signup and view all the answers

Which condition is represented by the image of the ear trumpet and maid listening?

Otitis externa Signup and view all the answers

Which of the following is a characteristic feature of Pseudomonas aeruginosa that helps it evade immune defenses?

An alginate capsule that protects it from phagocytosis and antibiotics Signup and view all the answers

What is the significance of the image showing a nurse pouring chlorine?

It symbolizes the role of chloride channels in the pathogenesis of cystic fibrosis Signup and view all the answers

What is the significance of the image showing a mortar and pestle with candy and fish bones?

It symbolizes the risk of osteomyelitis in intravenous drug users and diabetics Signup and view all the answers

Which of the following is a characteristic feature of Pseudomonas aeruginosa on MacConkey agar?

It produces blue-green colonies due to the production of pyocyanin and pyoverdin Signup and view all the answers

Which of the following is a characteristic feature of Pseudomonas aeruginosa related to its respiratory metabolism?

It is an obligate aerobe, requiring oxygen for growth Signup and view all the answers

Which of the following conditions is associated with an increased risk of Pseudomonas aeruginosa infections?

Chronic granulomatous disease (CGD) Signup and view all the answers