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BACTE - BACTERIAL STRUCTURE > PHYSIOLOGICAL CHARACTERISTICS > Flashcards

PHYSIOLOGICAL CHARACTERISTICS Flashcards

1
Q

Requires oxygen for growth; strict aerobes

A

Obligate aerobes

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2
Q

Obligate aerobes

A

SuBTuFrAe

B. subtilis,
Brucella,
M. tuberculosis,
Francisella
P. aeruginosa,

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3
Q

Absence of oxygen

A

Obligate anaerobes

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4
Q

Obligate anaerobes

A

BacTePeAVe

Bacteroides,
C. tetani,
Peptostreptococcus,
Actinomyces
Veilonella,

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5
Q

for cellular synthesis

A

Carbon

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6
Q

for protein synthesis

A

Nitrogen

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7
Q

for cellular functions

A

energy

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8
Q

Can grow without oxygen but presence of it they will utilize – Most Enterobacteriaceae

A

Facultative anaerobes

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9
Q

small amount 2-10% of O2

A

Microaerophiles

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10
Q

Microaerophiles

A

PePyBurCa

Y. pestis,
H. pylori,
B. burgdorferi,
Campylobacter

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11
Q

can grow without O2 but can still survive in the presence of it

A

Aerotolerant

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12
Q

Aerotolerant

A

LaFaeLaPy

Lactobacillus
E. faecalis,
E. lactis
S. pyogenes,

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13
Q

able to survive in unusual conditions like absence of O2 and increased temp

A

Extremophiles

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14
Q

Extremophiles

A

Bacillus infernus

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15
Q

5-10% CO2

A

Capnophiles

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16
Q

Capnophiles

A

GoPIMy

N. gonorrhoeae
S. pneumoniae
H. influenzae
Mycobacteria

17
Q

Blood bag contaminants

A

ELiFAu

Y. enterolitica
S. liquefaciens
P. fluoresence
S. aureus

18
Q

0 to -20C; L. monocytogenes

A

Psychrophilic/Cryophilic

19
Q

Most bacteria optimum temperature is body temperature (35C to 37C)

A

Mesophilic bacteria

20
Q

50-60C; G. stearothermophilus

A

Thermophilic

21
Q

lowest temperature at a given time

A

Thermal death point

22
Q

length of time require to kill all the organisms present at a given time

A

Thermal death time

23
Q

kill by autoclave by 121 degC for 20 -30mins

A

Sporeformers

24
Q

can be killed 100 degC for 10-20 mins

A

Vegetative/Non-spore formers

25
Q

high salt concentration

A

Halophilic

26
Q

enterococci

A

6.5% NaCl

27
Q

staphylococcus

A

7.5% NaCl

28
Q

Vibrio

A

8-10% NaCl

29
Q

pH requirement

A

Acidophilic
Basophilic
Neutrophilic

30
Q

Humidophilic

A

70% moisture

31
Q

Plasmoptysis

A

swell

32
Q

Plasmolysis

A

shrink

32
Q

Plasmolysis

A

shrink

BACTE - BACTERIAL STRUCTURE (15 decks)

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