Test 1 Actefacts Flashcards

1
Q

Definition desquamation

A

Perte de cellules a la peripherie d’un tissu

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2
Q

Solution cytolyse et autolyse

A

Plonger tissu dans fixateur aussitot que possible apres prelevement
S’assurer que le liquide fixateur sois en contact avec toute la surcface du tissu

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3
Q

Solution retrecissement ou gonflement du tissu

A

Ne pas depaaser temps de fixation
Choisir fixateur tolerant
Choisir fixateur compose avec ingredient qui contrecarre l’intolerance

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4
Q

Solution polarisation glycogene

A

Utiliser fixateur adequat pour glycogene

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5
Q

Solution fixation par couche

A

Utiliser fixateur a penetration plus rapide
Utiliser piece plus minces

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6
Q

Solution perte de structures ou de details

A

Alloger periode de fixation selon grosseur du tissu

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7
Q

Pigment de formol cause

A

Acide formique+ hemoglobine

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8
Q

Pigment de mercure retrait

A

Iode alcoolique+ thiosulfate de sodium

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9
Q

Pigment chrome cause

A

Chrome+ aalcool-> oxyde indoluble

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10
Q

Pigment acide picrique cause

A

Fixation avec bouin

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11
Q

Pigment carbone cause

A

Surtou dans les poumons des citadins

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