Finals

Biconcave steel knife is profile

• A

• B

• C

• D

Synthetic resinous mounting medium EXCEPT

• Canada Balsam

• Permount

• Eukitt

• DPX

The process of converting the color of nuclei from red to blue- black when section is washed in a weak alkali solution like tap water, alkaline solutions such as saturated lithium carbonate or 0.05% ammonia in distilled water (ammonia water) is

• Blueing

• Ripening

• Differentiation

• Mordanting

The temperature of the floatation/water bath is regulated _____ the melting point of paraffin.

• 100 degrees above

• 15 degrees below

• 150 degrees above

• 10 degrees below

Uses of frozen section EXCEPT

• Immunohistochemistry techniques when heat and fixation is needed to fix the antigens

• Silver demonstration methods particularly in neuropathology

• Diagnostic and research non-enzyme histochemistry, e.g. lipids

• Rapid production of sections for intra-operative diagnosis

This is suitable for tissue subjected to acid decalcification, tissues stored for long period in formalin fixatives or in acid fixatives such as Bouin's fixative

• Mayer's hematoxylin

• Delafield hematoxylin

• Harris hematoxylin

• Ehrlich's hematoxylin

The drying oven or hot plate is set at the temperature _____ the melting point of the paraffin.

• 10 degrees below

• 100 degrees above

• 10 degrees above

• approximately that of

Most widely used Eosin

• Eosin Y

• Eosin X

• Eosin E

• Eosin B

The process by which hematein is produced natural oxidation is by exposure of the wood extract to light and air for as long as 3-4 months

• Ripening

• Labeling

• Mounting

• Mordanting

Most widely used mordants EXCEPT

• Iron

• Aluminum

• Lead

• Tungsten