Name the different organism morphologies - ANSWERSCoccus
Coccobacillus
Vibrio
Bacillus
Spirillum
Spirochete
Name the bacterial arrangements - ANSWERSCoccus
diplococcus
staphylococci
streptococci
sarcina
tetrad
Describe a Filamentous Rod - ANSWERSA long string of bacillus bacteria
Describe a Fusiform Rod - ANSWERSBacteria that is pointed on the ends
Describe Pleomorphic Rods - ANSWERSDifferent lengths and shapes of the same bacteria
What is the melting and liquid temperatures of agar? - ANSWERSPolysaccharide melts at 100C and stays
liquid until 45-50C.
Nutrient Agar - ANSWERSThe most basic growth media for bacteria. Examples: TSA and Nutrient Agars
, Enriched Media - ANSWERSSupplemented with various substances to encourage growth of fastidious
organisms. Examples: BAP and Chocolate.
Enrichment Broths - ANSWERSEnhance the growth of specific MOs while inhibiting the growth of others.
Examples: GN, Selenite, LIM and Trans-Vag broths.
Nonselective Media - ANSWERSNo antimicrobial substances and allows growth of most organisms.
Examples: BAP and Chocolate.
Selective Media - ANSWERSContains antimicrobial substances which allows the growth of specific
bacteria while inhibiting the growth of others. Examples: PEA, CNA, MAC, EMB
Capnophilic - ANSWERSIncreased CO2 (5-10% CO2) Example: Haemophilus influenza.
Humidophilic - ANSWERSIncreased humidity (70-80%)
Incinerating - ANSWERSBurns and physically destroys MOs
Intermittent Boiling - ANSWERSKills all MOs (3-30 minute intervals of boiling at 100C and cooling kills
endospores)
Autoclaving - ANSWERSSteam under pressure (15 psi at 121C for 15 minutes)
Dry Heat - ANSWERSHot air oven (160C for 2 hours)
Irradiation - ANSWERSDestroys and distorts nucleic acids of MOs. Examples: UV lamps, Gamma
radiation, Electron beam radiation.
Filtration - ANSWERSPhysical removal of bacterial cells from liquids, gases and air. Example: HEPA filters
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller Bensuda. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $8.99. You're not tied to anything after your purchase.