Bacteria — Flashcards

Flashcard 711: _____ can live without oxygen but use it if available

Answer: Facultative Anaerobes (which type of bacteria)

Flashcard 712: Which bacteria produces a toxin that ADP-ribosylates and disables Gi receptors?_____

Answer: Bordetella pertussis (Pertussis toxin)

Flashcard 713: The _____, or innermost layer of the bacterial spore, contains DNA, ribosomes and glycolytic enzymes

Answer: core

Flashcard 714: Which complement protein helps clear immune complexes? _____

Answer: C3b

Flashcard 715: How is Bubonic Plague (Yersinia pestis) transmitted?_____

Answer: Fleas

Flashcard 716: Does H. pylori invade the stomach mucosa? _____

Answer: No (sits on top of mucosa)

Flashcard 717: During the _____ phase of bacterial growth bacteria are continuing to grow but also starting to die

Answer: stationary

Flashcard 718: What bacterium is associated with the presence of "clue cells" (vaginal epithelial cells covered with bacteria) in a patient with vaginal discharge?

Answer: *Gardnerella vaginalis*

Extra: Clue cells are vaginal epithelial cells covered with coccobacilli, giving them a "shaggy" appearance. They are a diagnostic hallmark of Bacterial Vaginosis (BV).

Flashcard 719: Transposition of bacterial DNA allows for transfer of bacterial DNA amongst different strains, such as resistance to _____

Answer: antibiotics

Flashcard 720: IgA deficiency may present with increased infections in _____ sites

Answer: mucosal