Chapter 10+11: Bacterial Classification

Question 1

5 different categories of proteobacteria

Answer 1

1) alpha proteobacteria
2) beta-proteobacteria
3) gamma proteobacteria
4) epsilon proteobacteria
5) delta-proteobacteria

Question 2

alpha proteobacteria

Answer 2

grow at very low level of nutrients
include agriculturally important bacteria
human pathogens inclue obligate intracellular parasites

Question 3

brucella

Answer 3

type of alpha proteobacteria
cause disease brucellosis
most common zoonotonic disease (disease that is spread by animals to humans)
symtoms can come and go with time, symptoms include fever, joint pain, and sweating
BRUCE THE DOG

Question 4

Rickettsia

Answer 4

type of alpha proteobacteria transmitted by ticks and insects (arthropod-borne)
gram - coccobacilli
enter host cell by phagocytosis and reproduce by binary fission
R. Rickettsia is responsible for causing spotted fever (causes fever, rashes transmitted by ticks)
RICKETT- SEEYA TICK IN YA HAIR

Question 5

beta-proteobacteria

Answer 5

often use nutrient subtances that diffuse away from areas of anaerobic decomposition of organic matter
pathogenic causing

Question 6

Neisseria

Answer 6

type of beta-proteobacteria
gram - cocci
aerobic
enhabit mucous membranes of mammals
causes infections in humans
NEiCE AND WET IN HERE

Question 7

N. menigitides (meningitis)

Answer 7

pathogenic species of Neisseria inflammation of the mucous membranes (covers the brain) symptoms: fever and headache

Question 8

N. gonorrhoeae

Answer 8

pathogenic species of Neisseria
STI
can be treated with anitbiotics

Question 9

Bordetella

Answer 9

type of beta-proteobacteria
gram - rods
causes B. pertussis (whooping cough)
BORD AND COUGH

Question 10

Gamma proteobacteria

Answer 10

largest subgroup of bacteria (has many imporant pathogens)

Question 11

enterobacteriales (enterics)

Answer 11

type of gamma proteobacteria
gram - rods
peritrichous (flagella around organism)
faculatative anaerobes (prefer O2 but can grow without it)
fermenters of glucose
inhabit the intestines of humans and animals
ENTERO STOMACH

Question 12

escherichia

Answer 12

type of gamma proteobacteria Escherichia inhabits the intestinal tract and causes diarrheas
E.COLI ALBERTA CASE

Question 13

Salmonella

Answer 13

type of gamma proteobacteria
causes diarrheas
intestinal disease spread through animals (eggs)
most severe illness of salmonella

Question 14

shigella

Answer 14

type of gamma proteobacteria
can cause life-threatening dysentary (severe diarrhea- bloody stools and cramping)
SHIG-SHIT

Question 15

klebsiella

Answer 15

type of gamma proteobacteria
found in soil or water
klebsiella pneumoniae- causes pneumonia (infection or inflammation of alveoli) in humans
KLEB-COUGH

Question 16

Yersinia

Answer 16

type of gamma proteobacteria bubonic plague
spread through rats carrying fleas which caused the black death
SIN-BUBONIC PLAGUE

Question 17

Haemophilus influenzae

Answer 17

type of gamma proteobacteria
under pasteurales (non-motile, human and animal pathogens)
meningitis in children (inflammation of mucous membranes)

Question 18

Pseudomonas aeruginosa

Answer 18

type of gamma proteobacteria
produces soluble, blue green pigmentation
infects the urinary tract, burns, and wounds can cause infections

Question 19

vibrinales

Answer 19

type of gamma proteobacteria
found in aquatic habitats
causes diarrhea

Question 20

epsilon-proteobacteria

Answer 20

slender gram - rods that are helical or curved

Question 21

helicobacter

Answer 21

type of epsilon-proteobacteria H.pylori causes gastritis and peptic ulcers

Question 22

mycoplasma pneumoniae

Answer 22

causes atypical pneumonia (can’t be treated with antibiotics)
resistant to antimicrobial agents

Question 23

clostridium

Answer 23

obligate anaerobic
produce endospore
causes botulism

Question 24

c.botulinum

Answer 24

pathogenic species of clostridum
botulism- caused by canned foods

Question 25

c.tetani

Answer 25

pathogenic species of clostridum tetanus. when you step on a nail and you need to get a tetanus shot

Question 26

c.perfringens

Answer 26

pathogenic species of clostridum gas gengrene skin crusts off and produce anaerobic environment

Question 27

c. difficile

Answer 27

pathogenic species of clostridum diarrhea and colitis

Question 28

bacilli

Answer 28

have cell wall (cocci and bacilus)

Question 29

bacillus

Answer 29

endospore producing rods

Question 30

B.cereus

Answer 30

pathogenic species of bacillus that causes food poisoning

Question 31

staphylococcus

Answer 31

gram positive cocci

Question 32

s. aureus

Answer 32

pathogenic species of staphylococcus food poisoning, boils, pimples

Question 33

lactobacilli

Answer 33

have a cell wall generally aerotolerant anaerobes

Question 34

lactobacillus

Answer 34

normal flora of vagina

Question 35

listeria

Answer 35

pathogenic species of lactobacilli food poisoning

Question 36

streptococcus

Answer 36

pathogenic species of lactobacilli strep throat, impetigo

Question 37

enterococcus

Answer 37

pathogenic species of lactobacilli UTIs, endocarditis

Question 38

3 major calsses of low G+C Gram positives

Answer 38

1) mollicutes (mycoplasma, wall-less) 2) clostridia 3) bacilli

Question 39

High (G+C) gram positives

Answer 39

have high G+C content includes filamentous bacteria-include antibiotic producers

Question 40

actinomycetes

Answer 40

filamentous-antibiotics producers

Question 41

cornebacterium

Answer 41

c. diptheriae (diphtheria- affects mucous membranes of the nose)

Question 42

mycobacteria

Answer 42

m.tuberculosis m.leprae (leporasy)

Question 43

propionibacterium acne

Answer 43

acne

Question 44

gardnerella

Answer 44

gardnerella vaginalis (bacterial vaginosis)