staphylococcus Flashcards

1
Q

morfologia:

A

coccus grampositivos em racimo de uva

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2
Q

são catalasa ____________.

A

positiva

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3
Q

função da catalasa:

A

converter peróxido de hidrogenio em oxigenio e água.

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4
Q

temperaturas preferiveis:

A

18 - 40°

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5
Q

possuem cápsula?

A

sim, cápsula de polissacárido.

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6
Q

tipos de toxinas estilocócicas:

A

citotoxinas
toxinas esfoliativas
enterotoxinas
toxina 1 da sindrome do shock tóxico

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7
Q

citotoxinas:

A

alfa
beta
delta
gamma
leucodicina P - V

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8
Q

toxinas esfoliativas:

A

A e B

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9
Q

toxinas que causam abscessos na pele:

A

esfoliativas A e B

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10
Q

enzimas estafilocócicas:

A

coagulasa
hialuronidasa
lipasa
nucleasa

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11
Q

enfermidades mediadas por toxinas da staphylococcus aureus:

A

sindrome da pele escaldada
intoxicação alimentar
shock tóxico

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12
Q

em relação ao oxigenio, são ______________:

A

aeróbias, precism de oxigenio

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13
Q

se dividem acordo com a presença ou ausencia de coagulasa em:

A

coagulasa-negativa
coagulasa-positivo

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14
Q

a staphylococcu aureus é coagulasa _______.

A

positiva

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15
Q

fatores de virulencia estruturais

A

acido teicoico
capa de limo
capsula
proteina A

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16
Q

se cultivam melhor em:

A

agar manitol.

17
Q

possuem endospora?

A

não