colo des microorganismes Flashcards

1
Q

utilité colo de gram

A

demonstration des bacteries

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2
Q

la colo de gram demontre quel bacteries

A

gram pos et gram neg

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3
Q

nomme les reactifs utilisés dans la colo de gram

A

violet de cristal
iode
acetone
fuchsine basique
acetone

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4
Q

colo de gram est progrosse ou regressive

A

regressive

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5
Q

role iode dans colo de gram

A

precipitation du violet de cristal

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6
Q

role acetone dans colo de gram

A

differentiation

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7
Q

que ne faut il pas utilisé a la fin de la colo pour deshydrater

A

alcool car sa va decolorer la bacteries

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8
Q

utilité ziehl neelsen

A

demonstration des bacteries acido-alcoolo resistantes

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9
Q

nomme les 3 reactifs utilisés dans zielh neelsen

A

fushince carbolique
alcool acide
bleu de methylene ou hematoxyline de harris

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10
Q

role fuchsine carbolique

A

colore les bacteries acido-alcoolo resistants

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11
Q

role alcool acide dans zielh neelsen

A

differentiation

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12
Q

role bleu de methylene ou hematoxyline de harris dans zielh neelsen

A

contrecoloration

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13
Q

que contient la paroi des bacteries acido-alcoolo resistantes

A

une substance cireuse qui rend leur coloration difficile

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14
Q

utilité warthin starry

A

demonstration des bacteries spirochetes

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15
Q

nomme les 2 reactifs utilisés dans colo warthin starry

A

solution nitrate dargent
solution nitrate dargent hydroquinone gelatinisée

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16
Q

mecanisme en cause colo warthin starry

A

impregnation argyrophile

17
Q

utilité grocott

A

demonstration des mycoses

18
Q
A