Biofilms in otitis media and sinusitis — Flashcards

Flashcard 1: Rhinosinusitis is most commonly caused by a _____ (bacterial or viral) upper respiratory infection (URI)

Answer: viral

Flashcard 2: Pseudomonas aeruginosa is _____ positive, thus patients with chronic granulomatous disease are susceptible to infection

Answer: catalase

Flashcard 3: Some bacteria secrete a _____, allowing the bacteria to stick to a surface

Answer: biofilm (not glycocalyx)

Flashcard 4: Which bacteria classically causes epiglottitis?_____

Answer: Haemophilus influenzae

Flashcard 5: Staphylococcus epidermidis forms a protective _____ that allows it to colonize prosthetic devices

Answer: biofilm

Flashcard 6: _____ is a gram-negative nocosomial bacterial infection that has respiratory therapy equipment as a risk factor.

Answer: Pseudomonas aeruginosa

Flashcard 7: What is the bacteria that is most often the culprit in post basilar skull fracture meningitis?_____

Answer: Strep pneumoniae

Flashcard 8: glycocalyx

Answer: mediates adherence to surfaces

Extra: polysaccharide