VRE resistance mechanisms US Medical PG Flashcards - Medical Study Cards
Master VRE resistance mechanisms with OnCourse flashcards. These spaced repetition flashcards are designed for medical students preparing for NEET PG, USMLE Step 1, USMLE Step 2, MBBS exams, and other medical licensing examinations.
VRE resistance mechanisms Flashcard Deck - 10 Cards
Flashcard 1: Transposition of bacterial DNA allows for transfer of bacterial DNA amongst different strains, such as resistance to _____
Answer: antibiotics
Flashcard 2: Enterococcus spp. are bile-_____ (soluble or insoluble)
Answer: insoluble (aka resistant)
Flashcard 3: Enterococcus spp. can become resistant to ampicillin due to _____ production
Answer: beta-lactamase
Flashcard 4: _____ are one of the leading causes of nosocomial (hospital) infections in the U.S. due to high antibiotic resistance.
Answer: Enterococci spp.
Flashcard 5: What proteins cross-link peptidoglycan on bacterial cell walls?_____
Answer: Penicillin binding protein transpeptidases (PBPs)
Flashcard 6: What glial cell type serves as the CNS phagocyte?
Answer: microglia
mnemonic: Microglia (e.g. Macrophages) develop from Mesoderm
Flashcard 7: Microglia derive from what embryologial predecessor?
Answer: mesoderm
mnemonic: Microglia (e.g. Macrophages) develop from Mesoderm
Flashcard 8: Where do the genes for bacterial exotoxins reside?
Answer: plasmids or transferred by bacteriophages
Flashcard 9: What bacteria are particularly adept at transformation of environmental DNA?
Answer: S. pneumoniae, H. influenzae B, Neisseria
mnemonic: SHiN
Flashcard 10: Give four processes by which bacteria may gain/lose/recombine DNA.
Answer: transformation, transposition, transduction, conjugation
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