1. A rapid procedure for determining the degree of sensitivity or resistance to a number of antibiotics on an agar plate

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1 A Rapid Procedure For Determining The Degree Of Sensitivity Or Resistance To A Number Of Antibiotics On An Agar Plate 1 (117.95 KiB) Viewed 43 times

1. A rapid procedure for determining the degree of sensitivity or resistance to a number of antibiotics on an agar plate is known as the A) Ames's test B) minimum inhibitory concentration (MIC) test C) the Kirby Bauer test D) broth dilution test E) none of the above = identify 2. An exotoxin produced by a gram positive spore forming bacteria, which may be (7o ral"Pound in fre sol. is best associated with the following A) #lacoid paralysis, B) rice water stools C) presence of IGA D) all of the above E) none of the above identify. 3. Faecalibacterium prausnitzii an anaerobic variable Gram staining rod in the gut microflora, produces short chain fatty acids from the fermentation of dietary fiber, is believed to play a protective role against the development and possible treatment of colorectal cancer would characteristically be expected to: A) produce colorless colonies on MaConkey's agar incubated aerobically B) growth only in the bottom of thioglycollate broth C) dispersed cloudy appearance in SIM media D) all of the above E) none of the above = identify 4. Lactose fermenters on TSI agar correspond to the following: A) pink colonies on MaConkey's agar C) coledess colonies on EMB agar D) hemolysis on blood agar 'E) none of the above # identify 5. Lactobacilli, often used in the production of various cheeses and milk products, retains the crystal violet iodine complex after washing with acetone/alcohol. Therefore this organism A) will produce colerless colonies of EMB B) will not grow on blood agar C) produces colerless colonies on EMB agar D) will not grow on MacConkey' § agar E) none of the above =identify 6. Which of the following is not true for microorganisms such as Renicillum. Sacchacemuces or Plasmodium? A) have a plasma membrane B) the genome is a single circular DNA molecule C) the genome is arrange in chromosomes D) have mitochondria E) all of the above 7. This disease is found only in person who wear shoes A) tinea cruris Trichophyton metagraphytes B) tinea corporis - Microsporium gypsum C) tinea barbae - Micresporium canis D) onychomycosis - I Candidia albicans E) tinea pedis Epidermophyton floccosum 8. Direct examination results can possibly save a patient's life with an acute disease If a fungus was observed the physician can immediately begin treatment. Why is this important? A) Once diagnosed. mycotic diseases progress rapidly B) Most fungi require a long incubations period for growth C) The immune response of the host will cause the fungal agent to convert to dimorphic forms thus rendering treatment difficulty. D) all of the above E) none of the above = identify 9. Growth of Serratia species all around a disc impregnated with streptomycin A) the rate of diffusion was very slow B) the organism is resistant C) glucose was fermented D) possess flagella E) none of the above = identify