normal flora
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bacteria that have an established niche at a body site or sites. occupy sites for extended periods or indefinitely | show 🗑
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are usually excluded from the host by competition from the residents. establish themselves briefly in the host when they are acquired | show 🗑
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show | carrier state
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significance of normal flora:protects against these | show 🗑
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significance of normal flora:thought to influence human anatomy and physiology | show 🗑
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role of probiotics | show 🗑
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show | highest concentration of normal flora cuz there is more moisture here.
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show | lower concentration of normal flora. lowest concentration is on arms/legs.
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gram ? are the predominant type of normal flora because skin is relatively dry and gram ? is more susceptible to drying out | show 🗑
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these gram + are predominant normal flora of skin (4 genuses) | show 🗑
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true or false : aerobes predominate in the respiratory tract | show 🗑
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Steptococcus, Haemophilis, Neisseria species are common aerobic bacteria of | show 🗑
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show | oral flora involved in the development of biofilms(plaque)
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show | Veillonella,Fusobacterium,Actinomyces
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show | subacute endocarditis
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show | lysozyme in tears. there are a few important residents though: Staph epidermidis, Haemophilus, Corynebacterium, Moraxella
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property of normal flora of stomach | show 🗑
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Most bacteria located in this part of GI tract are anaerobes | show 🗑
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what is blind loop syndrome? | show 🗑
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This body organ has the largest number of normal flora | show 🗑
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show | E.coli
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a method of altering normal gut flora | show 🗑
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altering normal gut flora: relationship to pseudomembranous colitis | show 🗑
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show | anterior urethra and vagina.
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show | six
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show | age, hormonal levels (especially estrogens),and pH
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show | after menopause
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show | Staph, Strep, Enterobacteriaceae
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show | gram negative/positive anaerobes and facultative anaerobes
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show | UTI's (urinary tract infections) E. coli is a common culprit.
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show | requires a "clean catch" specimen. lots! of bacteria are initially in the urethra, must catch urine midstream
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show | yeast, bacterial (BV), Trichomonas vaginalis
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Lactobacillus are thought to mainatain an acid pH in vagina by the metabolism of: | show 🗑
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show | Gardnerella vaginalis (gram +)
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This bacteria is more prevalent in women in women with BV and does not gram stain | show 🗑
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gram + ;obligate anaerobe; bacterial vaginosis | show 🗑
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gram - ;obligate anaerobe; bacterial vaginosis | show 🗑
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show | anaerobes. most anaerobes lack catalase(cannot eliminate toxic H202)
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pathogenesis in BV: these bacterial products may play a role in BV | show 🗑
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pathogegesis in BV: transmission route | show 🗑
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-vaginal fluid with a pH greater than 4.5; fishy odor on addition of 10% potassium hydroxide to discharge ;"clue cells" on a saline wet mount | show 🗑
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-pelvic inflammatory disease-pre-term birth-postpartum endometriosis | show 🗑
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