MLT microbiology final exam 2023 with 100% correct answers
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Course
MLT microbiology fin
Institution
MLT Microbiology Fin
Sterlization technique
pressurized heat at 121 degrees Celsius. 15 lbs of psi. verified by a suspension of spores then inoculate a plate.
What is the number one gram positive wound infection?
Staph aureus
What are the two methods of the coagulase test?
Slide, which is free and tube...
MLT microbiology final exam
Sterlization technique - correct answer -pressurized heat at 121 degrees Celsius. 15 lbs of psi. verified by
a suspension of spores then inoculate a plate.
What is the number one gram positive wound infection? - correct answer -Staph aureus
What are the two methods of the coagulase test? - correct answer -Slide, which is free and tube, which is bound.
Staphylococcus aureus - correct answer -a form of staphylococci that commonly infects wounds and causes serious problems. Gram positive in clusters.
Streptococcus pneumoniae - correct answer -Alpha-hemolytic, catalse negative, bile solubility positive.
Streptococcus pyogenes - correct answer -scarlet fever, strep throat and can lead to kidney damage.
Streptococcus agalactiae - correct answer -Describe the organism based on the following information: • Beta-Hemolytic Streptococcus; PYR negative, hydrolyzes hippurate
the PYR test uses what reagent to produce a bright red color indicating a positive result - correct answer -cinnamaldehyde
Hippurate hydrolysis reagent - correct answer -Ninhydrin
How can you tell the difference between strep bovis and enterococcus? - correct answer -Enterococcus is positive salt tolerance and Bovis is negative salt tolerance.
Pathogens in body fluids like blood and CSF - correct answer -Strep pneumo
N. meningitisis
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