Questions and CORRECT Answers
1. potassium per- the oxidizing agent used in the Gomori chrome alum hematoxylin phloxine pro-
manganate cedure for demonstrating alpha and beta cells of the pancreas is:
2. enzyme histo- simultaneous coupling is a technique used in:
chemistry
3. light and heavy antibody diversity is due to different amino acid sequences of the variable regions
chains of the:
4. alizarin red s a birefringent reaction product is produced following staining of calcium deposits
with which stain?
5. periodic acid - one of the most useful yet simple, techniques for identifying cell types in the
schiff pituitary gland is the:
6. molecular weight in reference to immunoglobulin molecules, the terms light and heavy chains refer
of the chains to the:
7. liver control material to be used with Best carmine technique can be found in the:
8. Schmorl fixation in a primary chromate fixative is essential if chromafln substance is to be
demonstrated by what procedure?
9. formaldehyde the Bielschowsky method involves double impregnation of brain sections with
silver nitrate solution. the reducing agent used in this method is:
10. Steiner Granuloma inguinale, a venereal disease, can generally be diagnosed by using
what staining procedure?
11. cut very thin for tissue fixed in osmium tetroxide must be:
fixation
12. infiltrating medi- Araldite functions as / a:
um
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, ASCP Histotechnology Practice Test UPDATED ACTUAL
Questions and CORRECT Answers
13. 45 degrees glass knives suitable for cutting plastic blocks of medium hardness will have a
cutting edge angle of:
14. N.H.2 formaldehyde reacts primarily with this protein group
15. Histoplasma cap- the black stained structures shown in the figure are most likely
sulatum
16. hemosiderin the technique demonstrated in the illustration is used to demonstrate:
17. Bowie a procedure for demonstrating cytoplasmic secretory granules of the juxta-
glomerular complex is:
18. acetone melanins are insoluble in water, alcohol, dilute acids, alkalies, and:
A. hydrogen peroxide
B. chromic acid
C. potassium permanganate
D. acetone
19. fat stains of liver for which of the following techniques are frozen sections of fixed tissue preferred?
A. autoradiography of steroid hormones
B. enzyme histochemistry of muscle biopsies
C. fat stains of liver
D. fluorescent antibody techniques.
20. poor fixation of electron microscopy specimens will be indicated by the appearance
of:
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