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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| show | restore balance of normal flora. imbalance leads to disease states.
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| axilla,perineum and toe webs | show 🗑
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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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| show | must survive at low pH. Helicobacter,Lactobacillus and Strep are known to colonize
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| Most bacteria located in this part of GI tract are anaerobes | show 🗑
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| show | an obstruction of the GI tract where passage of baceria is prevented thus they proliferate and colonize the obstructed region
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| This body organ has the largest number of normal flora | show 🗑
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| this member of Enterobacteriaceae is particularly prevalent in large intestine | show 🗑
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| show | the use of antibiotics: leads to overgrowth of bacteria normally present at low numbers
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| show | caused by overgrowth of Clostridium dificile after use of certain antibiotics. note: Staph aureus can also cause pseudomem colitis
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| the only anatomic areas permanently colonized with bacteria | show 🗑
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| Lactobacillus begins to colonize the vaginal epithelium of baby girls during first? weeks | show 🗑
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| show | age, hormonal levels (especially estrogens),and pH
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| show | after menopause
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| Following metabolism of estrogens, these 3 species predominate in the vagina: | show 🗑
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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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| method of urine culture | show 🗑
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| 3 main categories of vaginitis | show 🗑
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| show | glucose. in patients with BV, Lactobacillus are replaced with G.vaginalis and other anaerobic flora
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| show | Gardnerella vaginalis (gram +)
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| show | Mycoplasma hominis
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| show | Mobiluncus
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| show | Fusobacterium
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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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| show | sexual transmission
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| show | clinical diagnosis of BV--Tx: metronidazole
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| show | complications of BV
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