Basic Micro Flashcards
Germ Theory
Robert Koch
Father of Microbiology
Anton Van Leeuwenhoek
HEPA filter pore size
0.3 um
Biosafety Level for Bacillus anthracis
BSL-2
Biosafety Level for Bacillus subtilis
BSL-1
RFLP stands for
Restriction Fragment Length Polymorphism
Bacteria’s Site for energy synthesis
Plasma Membrane
Extrachomosomal DNA that carries the antibiotic resistant genes
Plasmid
Metachromatic granules of Corynebacterium
Babes-ernst
For bacterial adherence
Common Pili
Mobile, jumping genes (Transfer Gene)
Transporon
Tumbling motility
Listeria
Gliding motility
Capnocytophaga
Darting motility
Campylobacter
Corkscrew motility
Spirochetes
Twitching motility
Kingella
Carbon dioxide requirement for Capnophilic organisms
5-10%
Way to differentiate Listeria from Yersinia enterocolitica
Gram Stain
Obligate Aerobe
Mycobacteria
Obligate anaerobe (2)
Veillonella and Actinomyces
Aerotolerant anaerobe
Lactobacillus
Classification of PATHOGENIC bacteria based on temperature
Mesophilic
Temperature requirement for bacterial growth
35 C
Temperature requirement for Virus
37 C
pH requirement of pathogenic bacteria
7.2 - 7.4
Salt concentration for Staph aureus
7.5% NaCl
Salt concentration for E. faecalis
6.5% NaCl
Most common blood bag contaminant
Yersinia enterocolitica (at 4 C)
Also:
Pseudomonas fluorescens
Serratia liquifacien
End product(s) of Fermentation
Acid/Alcohol
Purpose of Burham Tube
Gas Detector
Mantoux Test is a skin test for the detection of
Tuberculosis
Cotton is toxic to
Neisseria
Calcium alginate is toxic to
Virus
Specimen to detect acute stage of Weil’s Disease
Blood/CSF (Leptospirosis)
CSF transport temperature
Room Temp
Urine Presevative
Boric Acid
Transport medium for stool pathogens
Cary Blair
Transport medium for bacteria and virus
Stuart’s
Transport medium for respiratory spx
Amies
Todd Hewitt is for
Streptococcus agalactiae
Modified Todd Hewitt
LIM
Preferred swab for virus
Dacron
CSF bottle and storage temp for micro
Bottle 2; RT
Ratio of blood:broth
1:10
Concentration of blood bottle anticoagulant
0.25% SPS
Formula for colony count in CFU/mL
Number of colonies x 1 000
Used to assess the quality of sputum
Bartlett’s Classification
Decontaminant for Sputum spx
2-4% NaOH
Effect of using acidic iodine as mordant in Gram Stain
False Gram (-)
Yeasts are Gram ____
+
All spiral organisms are Gram ___
-
Primary stain for AFB
Carbol-fuchsin
Cold AFB staining method
Kinyoun Method
Hot AFB staining method
Ziehl-Neelsen
Schaeffer-Fulton is a special stain for
Endospores
Stain for nucleic acid
Acridine orange
Extent to which detail of the object is maintained
Resolution
Closest distance of the the two objects can be distinguished from each other
Resolving Power
Microscope used to observe viral morphology
EM
ATCC stands for
American Type Culture Collection
pH requirement for Culture Media
7.2-7.4
Biphasic culture medium
Castaneda for Brucella blood culture
Horse BAP is for
Haemophilus spp
Human BAP is for
Gardnerella vaginalis
Sheep BAP is used to differentiate
Streptococcus spp.
Medium for non fastidious organisms
Nutrient Agar
Percent of chocolate in CAP
0%
PEA is for
Gram + bacteria
Positive result of E. coli in SMAC
Colorless
Most resistant to sterilization
Prions
CJD agent
Prions
Principle of Autoclave
Steam under pressure
Test for success of Pasteurization
Phosphatase Test
Cellulose membrane liquid filter pore size
0.22 um
Best antiseptic
Iodine
Prevents gonococcal opthalmia neonatorum
1% silver nitrate
Standard Disinfectant
Phenol (Carbolic Acid)
QUATS - inactivated by ___
Organic materials
Serum bactericidal test
Schlichter Test
Medium for AST
MHA
Standard depth for Kirby-Bauer Disk Diffusion
4 mm
Standard antibiotic disc size for Kirby-Bauer Disk Diffusion
6mm
Standard disc distance for Kirby-Bauer Disk Diffusion
15 mm
Standard time before disc is applied in Kirby-Bauer Disk Diffusion
15 mins
Kirby-Bauer Disk Diffusion
Swarming and inner zone should be
Ignored
General AST media for MRSA
MHA + 2% NaCl
Kirby-Bauer Disk Diffusion Result
Thick Medium
False Resistant
Kirby-Bauer Disk Diffusion Result
Increased Drying
False Sensitive
Drug Resistance Test (+) Result
ESBL
Elliptical clearing on Cefotaxime-Clavulanic Acid -Aztreonam disk
Drug Resistance Test (+) Result
AmpC beta lactamase test
Flattened edge zone on cefoxatime disk
Drug Resistance Test (+) Result
Modified Hodge Test
Clover-Leaf Like
Drug Resistance Test (+) Result
(MBL) Metallo-Beta Lactamase Test
Keyhole between imipenem
Drug Resistance Test (+) Result
mecA mediated oxacillin resistance
Oxacillin and Penicillin Resistant
Drug Resistance Test (+) Result
(ICR) Inducible Clindamycin Resistance
Flattening (D zone) of clindamycin