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21 Cards in this Set

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Chemotroph
Use chemicals as source of energy/nutrients
Anaerobic Chemolithotrophs (3)
-Require inorganic compounds as energy
-no oxygen
-usu. ARCHEA
Aerobic Chemolithotrophs (2)
-Sulphur-oxidizing bacteria
-Nutrifiers (bioremediation)
Two kinds:
S-O
N
Phototroph (2)
-use light for energy
-need a source of electrons
Anaerobic chemoorganotroph (2)
-require organic compounds as energy source
-no oxygen
Aerobic chemoorganotrophs (3)
Why are the important to us?
-require oxygen (as last e- acceptor)
-require organic compounds
-Microbes of medical importance --> our bodies are a good source for these
What bacteria are of medical importance?
Aerobic Chemoorganotrophs
Anoxygenic phototrophs (3)
-no H2O for e-
-don't produce Oxygen
-sulfur and non-sulfur req's
Oxygenic phototrophs (3)
-water as source of e-
-cyanobacteria (may be 1st Oxygen producers
-some fix nitrogen
H2O
cya
N
Facultative anaerobes (3 + ex.)
-prefers aerobic conditions
-can grow in anaerobic conditions
-include a lot of enterics
ex. Staphylococcus aureus
1&2 conditions
includes a lot of ?
Clostridium (4)
-Gram + rods
-common inhabitant of soil
-ferment lots of stuff
-some ferment aminos in putrification
gram ?
inhabit ?
ferment ?
Ferment in ?
Lactic Acid Bacteria (2)
-gram + cocci/rods
-produce lactic acid
gram ?
shape ?
produce ?
Streptococcus (1 + 6ex.)
-Lactic Acid Bacteria
-strep throat,
-rheumatic fever,
-wound infections,
-toxic shock syndrome
-pneumonia and
-meningitis
-type
ex. s t
rh
wou
tss
pn
men
Enterobacteria (3)
-Lactic acid bacteria
-normal inhabitant of GI tract
-may cause UTI's
group ?
inhabits ?
causes ?
Lactobacillus (2)
-important in food industry (dairy , etc.)
-controls pathogens in vaginal tract
important where?
controls ?
Sulfur anoxygenic phototrophs (2)
-green or purple
-strict requirements of sulfur
or sulfur products
Nonsulfur anoxygenic phototrophs (2)
-green or purple
-more flexible with energy source
example of
oxygenic phototrophs
Why are they important?
cyanobacteria
May be the 1st Oxygen producers
Pseudomonas (3)
.Gram -
.common opportunistic pathogen (nosocomial diseases)
.highly resistant
Mycobacterium (4 + 2ex.)
.Gram +
.waxy walls, no peptidoglycan
.very difficult to treat b/c unique walls
.lives on dead/decaying matter
M. leprae M. tuberculosis
gram
wall
treat
lives ?
2 ex
Enterobacteriaceae
examples (4)
characteristics (3)
coliforms do what?
.Gram - rods
.reside in intestinal tract
.Coliforms ferment lactose
ex. E. coli, Salmonella, Enterobacter, Protues
gram ? kind?
resides?
ferment ?
examples