Flashcards About micro –
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____ is associated with extended CL wear
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acanthamoeba
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acanthamoeba is a ____
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protozoan
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Actinomyces is an aerobic, Gram ___, fungus-like bacteria that produces some antibiotics
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+
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aerobic metabolism is ___ effective than anaerobic
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18x
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an ____ aerobe can only use oxygen
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obligate
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Aspergillus is a filamentous fungi, treated with
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Amphotericin B
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autoclaving consist of ___ and steam for ___ minutes
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121 C, 15
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___ is the best means of disinfection
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autoclaving
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Bacterial cell walls are made of ___
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peptidoglycan
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Candida albicans can be cultured on ____ agar at room temp
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Sabouraud'
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___ is a virulence factor in bacteria
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capsule
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Closstidium perfringens is responsible for _____
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gas gangrene
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Corynebacterium diphtheriae is a non spore forming Gram ( )bacilli
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+
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corneal ulcers are commonly caused by ____, a non motile aerobic rod
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pseudomona ( gram -)
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corneybacterium and E coli are ___ shaped and commmon in normal flora
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club
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endotoxincs are found only in gram __ organsism
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-
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filamentous fungi have ___ and ___
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spores and hyphae
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___ are good against pseudomonas
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fluoroquinolones
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fungal indentification in made on the basis of presence of ___ and ___ in culture
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spores and hyphae
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common fungal infection ( jock itch, athlete's foot, & ringworm ) begin with ___
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tinea
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fungi have cell walls made of ___
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chitin
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neisseria, haemophilus, moraxella will grow on ___
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chocolate agar
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gram (__) lance shaped diplococcus is STREP pneumoniae
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+
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___ is not transmitted at birth
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haemophilus ( but neisseria, chlamydia, treponema are)
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Haemophilus is non motile, gram __ coccobaccilus
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negative
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herpes viruses have an ____
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envelope (DNA)
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Heterotrophs get energy from __
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organic sources
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____ is a fungal infection that resemeble TB
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histoplasmosis
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____is haemophilus aegyptius associated with conjunctivitis
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Kocks weeks bacillus
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molds reproduce by
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spores
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Moraxella commonly causes problems in the ___
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eldery
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Mycobacterium are visualized with an ___
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acid fast stain
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Mycoplasma are __ aerobes
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facultative
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Mycoplasma lack ___ so ___ is not effective but antibiotics that attack membranes or protein synthesis are
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cell wall, PCN
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N. gonorrhea is a gram ( ) aerobic diplococcus
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negative
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___ is a river blindness
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Onchocheriasis
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____ is the most common cause of bacterial conjunctivitis
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strep pneumoniae
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___ are unicellular hetertrophs
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Protoza
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Pseudomembranous colitis is caused by ____
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clostridum difficile
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Pseudomonias aeruginosa is gram ( ) rod
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neg
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___ is an intracellular parasite that causes rocky mtn spotted fever
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Rickettsia
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spirochetes are similar to helical gram ( ) bacteria
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negative
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spore forming bacteria are ___ (aerobic) and ___ (anaerobic)
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bacillus and clostridium
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staph and strep both will grow on ____
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blood agar
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____ causes boils, absesses, toxic shock syndrome
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staph aureus
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staph epidermidis is catalase ( ), coagulase ( ) and gram ( )
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+,-,+
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____ is considered to be normal flora
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staph epidermidis
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staphlococcus aureus is () coagulese
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+
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___ produces antibiotic
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streptomyces
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syphilis is caused by
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treponeuma pallidium
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the __ phase of bacterial growth is the best time to use drugs
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LOG
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___ is a worm parasite carried by dogs
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Toxocariasis
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____is an obligate parasite carried by cats
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Toxoplasmosis
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___ is taking up naked DNA, ___ is via cell-cell contact, ___ is via viruses
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transformation, conjugation, transduction
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__ is the virus of chicken pox
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Varicella zoster
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Yeast are ___, Molds are ___, both are_____
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unicellular, multicellular, non photosynthetic
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Yeast infection are mostly caused by __ ___
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candida albicns
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yeast reproduce ___ and by ___
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sexually, budding
