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32 Cards in this Set
- Front
- Back
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cocci |
sphere |
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bacilli |
rod |
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spirochete |
loose or tight spirals |
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strep |
4 connected collonies |
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diplo |
2 connected collonies |
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staph |
grape formation, colonies stuck together in large grouping |
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coccobacillus |
mix of rod and sphere- oval like |
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vibrio |
boomerang-sickle |
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gram + |
thick peptidoglycan, very ridgid |
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gram - |
thin peptidoglycan, outer membrane |
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functions of the outer membrane |
1. export 2. restriction 3. selective permeability 4. anchor 5. cell recognition |
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export |
protiens and toxins |
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restrictions |
hydrophobice and hydrophillic molecules |
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selective membrane |
porins |
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anchor |
cell componets (flagella, capsules, ect) |
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cell recognition |
receptors for molecules Ab |
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periplasmic space |
process molecules prior to entering cell, molecule carriers, specialized enzymes (antibiotic resistant) |
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pili(fimbriae) |
short protien appendages sex pilli- transfers DNA through conjugation gram - |
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Plasmids |
small circular DNA- shared by bacteria via conjugation (self replicating) i.e. drug resistance-shared information |
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capsules |
extracellular layer of carbs and protiens (slime layer) adherence, inhibit phagocytosis (virulence factor) |
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endospores |
(gram + bacillus & clostridium) dormant stage in response to environmental stress. resistant to heat and dehydration |
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anaerobic |
no oxygen needed, |
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microbe (microorganism) |
refers to the collective microscopic organisms. including bacteria fungi, viruses, protozoa |
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bacteria |
prokaryotic type cell structure, reproduce by fission and spores, circular DNA found throughout cytoplasm |
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vegetative form (bacteria) |
metabolically active and reproducing form of bacteria |
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spore |
a way for bacteria to reproduce, a way of surviving unfavorable conditions, |
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antimicrobial |
agent that kills microbs or inhibits there growth |
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antibiotic |
anything that destroys bacteria or suppresses their growth or ability to reproduce |
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antiseptic |
agent capable of preventing infection, by inhibiting growth of infectious agents |
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aseptic versus sterile |
sterile environment or procedure |
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hydrolyze |
break down |
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fastious bacteria |
very hard to grow in lab, has special requirements to be successful |
