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54 Cards in this Set

  • Front
  • Back

Firmicutes

- Phylum of Gram Positive Bacteria


- Low G+C base pairings


- Typically in common soil, lactic acid producing, include pathogens


- Rods and Cocci

Actinobacteria

- Phylum of Gram Positive Bacteria


- High G+C base pairings

Proteobacteria

- Phylum of Gram Negative, usually Chemoheterotrophic bacteria


- Largest taxonomic group of bacteria with five classes

Alphaproteobacteria

Class of Proteobacteria are nitrogen-fixing, chemoauto/heterotrophic bacteria that is capable of growing with very low levels of nutrients

Betaproteobacteria

- Class of Proteobacteria that are chemoaut/heterotrophic bacteria that often use nutrient substances that diffuse away from area of anaerobic decomposition of organic matter, such as hydrogen gas, ammonia, and methane


- Include many pathogens

Deltaproteobacteria

- Class of Proteobacteria that are chemoheterotrophic bacteria distinctive in that they are predators on other bacteria


- Important contributors to the sulfur cycle

Epsilonbacteria

- Class of Proteobacteria that are chemoheterotrophic bacteria that look like slender rods that are helical or curved


- Motile by flagella, microaerophilic

Gammaproteobacteria

- Class of Gram Negative bacteria typically rod-shaped that are very important medically and ecologically

Pseudomonadales - Aerobic


Legionellales - Aerobic


Enterobacteriales - Facultative

Name 3 Orders of Gammaproteobacteria and their Aerotolerance

Pseudomonas

- Genus within Gammaproteobacteria
that are aerobic rods with polar flagella
- Common in soil, excrete pigments, can grow on unusual carbon sources such as soap residue
- Cold-tolerant

Legionellales

- Order within Gammaproteobacteria that is known to be pathogenic, usually aerobic rods

Enterobacteriales

- Order within Class Gammaproteobacteria that is generally facultative anaerobic and are peritrichous rods with fimbriae


- Inhabits intestinal tract, ferments carbohydrates


- Sex pili aids in antibiotic resistance, produces bacteriocins

Escherichia
Salmonella
Shigella
Klebsiella
Serratia

- Name 5 Genuses of Enterobacteriales

- Proteo - Gamma - Pseudomonas - Aerobic
- Green tinge

Pseudomonas aeruginosa


- Name Phylum, Class, Order, Aerotolerance


- Pigment?

- Proteo - Gamma - Legionellales - Aerobic


- Legionellosis


- Water systems


- Difficult to eradicate

Legionella


- Name Phylum, Class, Order, Aerotolerance


- What does it cause?


- Where is it found?


- Unique?

- Proteo - Gamma - Legionellales - Aerobic


- Q Fever


- Aerosols, milk

Coxiella burnetti


- Name Phylum, Class, Order, Aerotolerance


- What does it cause?


- Where is it found?(2)

- Proteo - Gamma - Enterobacteriale - Facultative
- Indicator of Fecal Contamination

Escherichia coli


- Name Phylum, Class, Order, Aerotolerance


- Characteristic?

- Proteo - Gamma - Enterobacteriale - Facultative


- Salmonellosis


- Serological variety so almost all pathogenic

Salmonella


- Name Phylum, Class, Order, Aerotolerance


- What does it cause?


- Characteristic?

- Proteo - Gamma - Enterobacteriale - Facultative

- Bacillary dysentery, bloody diarrhea


- Humans

Shigella


- Name Phylum, Class, Order, Aerotolerance


- What does it cause?


- Found only in which organisms?

- Proteo - Gamma - Enterobacteriale - Facultative


- Pneumonia


- Soil, water

Klebsiella pneumoniae


- Name Phylum, Class, Order, Aerotolerance


- What does it cause?


- Where is it found? (2)

- Proteo - Gamma - Enterobacteriale - Facultative


- Catheters, saline solutions


- Produces red pigment at 25C


Serratia marcescens


- Name Phylum, Class, Order, Aerotolerance


- Where is it found? (2)


- Pigment?

Spirochaetes

- Phylum of Gram Negative, Anaerobic bacteria that are known for living in their hosts


- Axial Filaments

- Spirochaetes - Anaerobic


- Syphilis


- Mammalian Host

Treponema pallidum


- Name Phylum, Aerotolerance


- What does it cause?


- Where is it found?

- Spirochaetes - Anaerobic


- Lyme disease, relapsing fever


- Ticks and lice

Borrelia


- Name Phylum, Aerotolerance


- What does it cause? (2)


- Transmitted by? (2)

Clostridiales

- Order within Phyla Firmicutes that are anaerobic, endospore-forming rods found in soil

Bacillales

- Order of with Phyla Firmicutes that are facultative endospore-forming rods

- Firmicute, Bacilli, endospore, facultative
- Anthrax
- Livestock

Bacillus anthracis


- Name phylum, class, structure, aerotolerance


- What does it cause


- Found where?

- Firmicute, Bacilli, endospore, facultative
- Insect pathogen

Bacillus thuringiensis


- Name phylum, class, structure, aerotolerance


- What does it known for?

- Firmicute, Bacilli, endospore, facultative
- Foodborne illnesses from starchy food contamination

Bacillus cereus


- Name phylum, class, structure, aerotolerance


- What does it cause?



- Firmicute, Bacilli, facultative
- Grows well under high osmotic pressure/low moisture, antibiotic resistant, produces enterotoxins

Staphyloccocus aureus


- Name phylum, class, aerotolerance


- 4 characteristics that contribute to is pathogenicity and ability to invade tissue

Lactobacillales

- Order within Phyla Firmicute that is facultative, mostly non-sporulating, acid-producing

Streptococcus

- Facultative Firmicute that does not form endospores, regularly found in human normal flora, unique for producing tissue destroying enzymes and hemolysis, toxic shock syndrome

- Firmicute - Lactobacillales - Facultative - Rod


- Foodborne illness, fetal death, meningitis, sepsis


- Psychro-Mesophilic - Wide


- Beta


- Intracellular phagocyte reproduction


- End over end tumbling

Listeria monocytogenes


- Name Phyla, Order, Aerotolerance, Shape


- 4 things it is known to cause


- Temperature and pH tolerance?


- Hemolysis?


- Unique for?


- How does it move?

- Firmicute - Lactobacillales - Facultative

- Scarlet Fever


- Beta Hemolysis

Streptococcus pyogenes


- Name Phyla - Order - Aerotolerance


- Can cause?


- Hemolysis?

- Firmicute - Lactobacillales - Facultative


- Pneumonia


- Alpha Hemolysis

Streptococcus pneumoniae


- Name Phyla, Order, Aerotolerance


- Can cause?


- Hemolysis?

- Firmicute - Lactobacillales - Facultative


- Dental caries


- Alpha Hemolysis

Streptococcus mutans


- Name Phyla, Order, Aerotolerance


- Can cause?


- Hemolysis?

Enterococcus faecalis


Enterococcus faecium

- Facultative Firmicute that does not form endospores, known for high antibiotic resistance, intestinal, urinary tract infection and nosocomial infections, lactic acid producing




- Name 2 Species

1. Listeria monocytogenes, Streptococcus pyogenes


2. Streptococcus pneumonia, Streptococcus mutans

2 Types of bacteria that is known for beta-hemolysis?


Alpha hemolysis?

Listeria monocytogenes

Deli meats can be treated with bacteriophage spray to prevent this bacteria.

Penicillin G

Antibiotic used to treat listeriosis

Coxiella burnetii

- Bacteria with sporelike body that helps it be resistance to heat and airborne transmission


- Requires mammalian host to reproduce


- Commonly found in aerosols or milk


- Causes Q fever

- Cerebral Spinal Fluid (Spinal Tap/Lumbar Puncture)


- Latex agglutination tests


- Chemotherapy before diagnosis

3 Ways to Diagnose Bacterial meningitis

- Pathogens do not survive storage or changes in temperature

Problem with diagnosing meningitis with sample cerebrospinal fluid

Facultative Intracellular Pathogen

- Describes being able to reproduce and spread among phagocytes

Salmonella typhi

- Species within Order Enterobacteriales that causes typhoid fever

Pseudomonas aeruginosa


- Aerobic bacteria that causes nosocomial infections, wound infections, urinary tract infections
- Found in soil
- Phyla: Gammaproteobacteria
Serratia marcescens

- Facultative bacteria that causes nosocomial infections, urinary tract infections and found under water

Enterococcus faecalis
Enterococcus faecium

- Facultative bacteria that causes nosocomial, wound, urinary tract, intestinal tract infections and is known to be antibiotic resistant (2)

Staphylococcus aureus


- Facultative bacteria from phyla Firmicute Order Bacillales that causes wound infections, foodborne diseases and is known to be antibiotic resistant


Escherichia coli

- Facultative bacteria of phyla Gammaproteobacteria that causes urinary tract infections, foodborne diseases


- Typically harmless

Clostridium difficile


Clostridium perfringens

- Anaerobic bacteria of phyla Firmicute that causes


1. Intestinal tract infections and diarrhea


2. Foodborne diseases (Food service germ), gangrene and diarrhea

Listeria monocytogenes

- Facultative bacteria from Phyla Firmicute thatdoesn't produce spores, causes foodborne disease and can be found in food, soil and water


- Preference to dairy and meat > vegetables

Bacillus

- Facultative endospore producing rod-shaped genus of bacteria that is commonly found in soil

Klebsiella pneumoniae

- Enterobacteriale commonly found in soil and water