Microbiology Flashcards
Buffered Charcoal yeast Extract (BCYE) agar
Legionella spp
Ashdown medium
Burkholderia pseudomallei
Alkaline peptone broth
Vibrio
Bordet Gengou (potato blood glycerol agar)
Bordetella pertussis
Cefsulodin-irgasan-novobiocin (CIN)
Yersinia
flat wrinkled purple colonies in ashdown medium
burkholderia pseudomallei
Cetrimide agar
Pseudomonas aeruginosa
Cystine blood glucose agar
Francisella tularensis
Czapek’s agar
Aspergillus
Nocardia asteroides
Loeffler’s serum medium
C. diptheriae
SMAC (MaConkey Sorbitol) agar
E. coli O157:H7
Mannitol Salt agar
S. aureus
Mueller Hinton Agar is used in
Susceptibility testing
Skirrow agar
Campylobacter spp
Tindsdale agar
C. diptheriae
Selenite broth
Salmonella spp
Regan-Lowe agar
Bordetella pertussis
Petragnani medium
Mycobacteria
PEA
Gram positive cocci & anaerobic gram negative bacilli
XLD
Salmonella-Shigella vs other enteric
agar made of extracts of meat& soybeans
nutrient agar
agar that inhibit growth of other bacteria
Selective
agar with added factors like blood, vitamins and yeast extracts
Enriched
obligate aerobes grow on ____ of broth
top of broth
top of broth contains ___O2
20-21%
Microaerophiles require ___ oxygen
5%
blood agar is composed of
nutrient agar + 5% sheep’s blood
clear medium for mycobacteria
middlebrook 7H10/7H11
Suitable transport medium for bacteria & viruses
Stuart’s medium
purpose of reducing agent in medium
prevent oxidation
Tellurite function
Inhibitor
salmonella-shigella agar inhibitors
Bile salts, brilliant green
indicator in XLD agar
phenol red
inoculation used in isolation of desirable bacteria
streaking
of quadrants on a culture medium streaked for stool culture
4
0.5 McFarland standard solution
1.175% BaCl2 + 1% H2SO4
To isolate an organism from a liquid specimen
Pour plate
types of growth on agar slants
filiform echinulate beaded effuse arborescent rhizoid
most common method for AST determination
Kirby Bauer method
lowest concentration of antibiotic that inhibits microbial growth
Minimum inhibitory concentration
lowest concentration of antibiotic that kills 99.9% of bacteria
Minimum bactericidal concentration
zone diameter of inhibition is _____ proportional to MIC
INVERSELY
has series of antibiotic concentrations for determining antimicrobial susc. in a broth
broth dilution
incubator is set at what temp for most human pathogens
35’C
Phase in which bacterial cells INCREASE IN SIZE not in number
Lag phase
capnophilic organism require ___% CO2
5-10%
Most common failure concerning GASPAK
Inactivated catalyst
differentiation of GRAM STAINING occurs in
DECOLORIZATION
for better visualization of LEGIONELLA SPP., Safranin is replaced with ___
0.1% fuschin
stain retained by acid fast organisms
Carbolfuchsin
color of AFB
pink/red
color of non-AFB
blue
stain for Endospores
Dorner
Wirtz
Conklin
Schaeffer-fulton***
Acridine orange***
Feulgen
stains for nucleic acid
Leifson***
Gray
Fisher
Conn
flagellar stain
Polar bodies stain
Wayson
stain for Rickettsia
Gimenez stain***
Macchiavello stain
Spirochete stain
Dieterle silver stain***
Mycobacterium leprae stain
Fite-faraco
fite faraco counterstain
hematoxylin
capsular stains
Hiss
Anthony
Welch
Gin
Dyar stain
cell wall
negri bodies stain
Seller’s stain
Mycoplasma colony stain
Diene’s stain
ascaris egg stain
malachite green
filters exhausted air only
BSC Class I
BSC Class II
filters exhausted air and recirculated air
70% recirculated through HEPA
BSC Class IIA
biosafety level for Marburg and congo-crimean hemorrahigc fever
Biosafety level 4
biosafety level for HBV, HIV, Salmonella, Toxoplasma
Biosafety level 2
protection from droplet nuclei
Mask
bacteria is attracted to _____ environment
moist
five most frequently acquired laboratory infections
- Shigellosis
- Salmonellosis
- Tuberculosis
- Brucellosis
- Hepatitis
fumigant used for cold sterilization of surgical instrumentation
Ethylene oxide
disinfection
killing PATHOGENIC microorganism
Sterilization
killing of all microorganism
Certified Milk contains _____ bacteria
10,000 or less bacteria per mL
boiling is
non-sporicidal
concentration of H2O2 for cleansing wounds
3%
throat swab for anaerobic culture is sent to the lab. what should the medtech on duty do?
Reject