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FIXATION > PAGE 5 > Flashcards

PAGE 5 Flashcards

1
Q

best fixative for frozen sections

A

10% NEUTRAL BUFFERED FORMALIN

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2
Q

best fixative for iron pigments and elastic fibers

A

10% NEUTRAL BUFFERED FORMALIN

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3
Q

routine post-mortem tissues

A

FORMOL-CORROSIVE

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4
Q

for lipids, especially neutral fats and phospholipids

A

FORMOL-CORROSIVE

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5
Q

no need for washing-out

A

FORMOL-CORROSIVE

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6
Q

used to fix sputum

A

ALCOHOLIC FORMALIN

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7
Q

for the demonstration of immunoperoxidase activity

A

ALCOHOLIC FORMALIN

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8
Q

made up of two formaldehyde residues linked by three carbon chains

A

GLUTARALDEHYDE

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9
Q

used in conjunction with osmium tetroxide

A

GLUTARALDEHYDE

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10
Q

FIXATION TIME OF GLUTARALDEHYDE

A

½ hour to 2 hours

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11
Q

METALLIC FIXATIVES

A
  1. MERCURIC CHLORIDE
  2. CHROMATE FIXATIVES
  3. LEAD FIXATIVES
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12
Q

MERCURIC CHLORIDE FIXATIVE

A
  1. ZENKER’S FLUID
  2. ZENKER-FORMOL
  3. HEIDENHAIN’S SUSA SOLUTION
  4. B-5 FIXATIVE
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13
Q

most common metallic fixative

A

MERCURIC CHLORIDE

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14
Q

tissue photography

A

MERCURIC CHLORIDE

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15
Q

tissues contain black precipitates of mercury (except Susa)

A

MERCURIC CHLORIDE

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16
Q

ZENKER’S FLUID FIXES SMALL PIECES OF

A
  1. LIVER
  2. SPLEEN
  3. CONNECTIVE TISSUE FIBERS
  4. NUCLEI
17
Q

removal of mercuric deposits in tissues

A

De-zenkerization

18
Q

ZENKER-FORMOL IS USED FOR WHAT TYPE OF SPECIMENS

A
  1. PITUITARY GLAND
  2. BONE MARROW
  3. BLOOD CONTAINING ORGANS (SPLEEN AND LIVER)
19
Q

for tumor biopsies

A

HEIDENHAIN’S SUSA SOLUTION

20
Q

for bone marrow biopsies

A

B-5 FIXATIVE

21
Q

REAGENT FOR CHROMATE FIXATIVES

A
  1. CHROMIC ACID
  2. POTASSIUM DICHROMATE
  3. REGAUD’S FLUID
  4. ORTH’S FLUID
22
Q

preserves carbohydrates

A

CHROMIC ACID

23
Q

POTASSIUM DICHROMATE IS USED FOR THE PRESERVATION PF

A
  1. LIPIDS

2. MITOCHONDRIA

24
Q

REGAUD’S FLUID IS UTILIZED FOR THE DEMONSTRATION OF

A
  1. CHROMATIN
  2. MITOCHONDRIA
  3. MITOTIC FIGURES
  4. GOLGI BODIES
  5. RBC
  6. COLLOID-CONTAINING TISSUES
25
Q

study of early degenerative processes and tissue necrosis

A

ORTH’S FLUID

26
Q

demonstrates Rickettsia and other bacteria

A

ORTH’S FLUID

27
Q

demonstration of acid mucopolysaccharides

A

LEAD FIXATIVES

FIXATION (13 decks)

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