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B1: Celler og væv, Akut beredskab > Histokemiske farvemetoder > Flashcards

Histokemiske farvemetoder Flashcards

1
Q

Farver elastiske fibre og cellekerner sorte.

A

Verhoeff

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2
Q

_______ viser en moderat metakromasi.

A

Nucleoproteiner

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3
Q

Ved _________ gøres cellernes strukturelle komponenter uopløselige og krydsbindes ved påvirkning med forskellige kemiske forbindelser.
Herved _____________ proteinerne.

A

Fixering

Tværbindes

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4
Q

Nævn en bestanddel i grundsubstansen og to hvide blodlegemer der farves metakromatisk

A

Sure sulfaterede GAG’s
Basofile granulocytter
Mastceller

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5
Q

Feulgen-metoden farver en specifik cellebestanddel, hvilken?
Hvilken farve?

A

DNA
Rød

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6
Q

Farver brusk rødt/blå

A

Toluidin-blå

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7
Q

Farvning:

Kan danne elektrostatisk binding med en positiv ladet vævsgruppe.

A

Acidofil farvning

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8
Q

Toluidin-blå er et basisk/surt farvestof der bindes til __-ioner
Fx: (Nævn 2 ting)

A

Basisk
anioner
DNA og RNA

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9
Q

Farvning:

Kan danne elektrostatisk binding med en negativ ladet vævsgruppe.

A

Basofil farvning

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10
Q

Hvilken farvemetode?:

“Kernens bestanddele farves blåviolette, mens næsten alle cytoplasmatiske strukturer farves lyserøde.”

A

HE - Hematoxylin-Eosin

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11
Q

Malloryfarvning faver kollagene fibre ______
Og muskelfibre ______

A

Blå
Røde

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12
Q

Farver lipid/fedtvæv sort

A

Osmiumtetraoxid

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13
Q

De 2 vigtigste metakromatiske farvestoffer.

A

Toluidin-blå
Thionin

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14
Q

Kulhydratrige makromolekyler som glykogen, glykoproteiner og musin farves _____ med?

A

Rødt med PAS - Perjodsyre-Schiff

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15
Q

Farver kollagene fibre røde.
Farver erythrocytter og cytoplasma gult.

A

Van Gieson

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16
Q

“Et farvestof kan aggregere til polymer, hvorved farven skiftes (blå → rød)”

A

Metakromasi

17
Q

Farvemetode der bruges til at farve blodets røde og hvide blodlegemer.
Er en kombination af eosin og methylenblåt.

A

May-Grünwald-Giemsa-farvning

18
Q

Farver retikulære fibre sorte, kollagene fibre brune, erythrocytter gule

A

Retikulin

B1: Celler og væv, Akut beredskab (16 decks)

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