Histology Techniques

1. 1_______ diffuses tissue rapidly and fixes tissue rapidly, _______ diffuses tissue slowly and fixes tissue rapidly and _______ penetrates tissue poorly and causes shrinking

   1. AFormaldehyde, Glutaraldehyde and Mercuric Chloride
   2. BGlutaraldehyde, Formaldehyde and Mercuric Chloride
   3. CGlutaraldehyde, Mercuric Chloride and Formaldehyde
   4. DPicric Acid, Formaldehyde and Glutaraldehyde
2. 2Which Fixative is explosive when dry, fixes tissue fast but can harden tissue if exposed to it for too long?

   1. APicric Acid
   2. BGlutaraldehyde
   3. CFormaldehyde
   4. DMercuric Chloride
3. 3What percentage of Formaldehyde is in 10% Formalin?

   1. A4%
   2. B40%
   3. C16%
   4. D8%
4. 4Using Microwaves as a fixative is only good for large, whole organs.

   1. AVerdadero
   2. BFalso
5. 5Which of the following is NOT essential for a good fixation.

   1. AFresh Tissue
   2. BCorrect Tissue Preparation
   3. CCorrect choice of correctly formulated fixatives
   4. DA small sized piece of tissue
6. 6What fixation pigment artifact is shown in this picture and what is it characterized by?

   

   1. AFormalin Pigment - Brown, granular pigment
   2. BFormalin Pigment - Green-black deposits
   3. CMercury Pigment - Brown, granular pigment
   4. DMercury Pigment - Green-black deposits
7. 7What is the purpose of clearing during processing

   1. ATo remove the fixative and water from the tissue and replace it with dehydrating fluid
   2. BTo replace the dehydrating fluid with a fluid that will mix with the wax
   3. CTo replace the clearing agent with hot wax
   4. DTo fix the tissue
8. 8Which of the following is the most important influence of wax impregnation?

   1. AAgitation
   2. BHeat
   3. CVacuum
   4. DpH
9. 9What is Xylene used for?

   1. ADehydrating agent
   2. BClearing agent
   3. CImpregnating Agent
10. 10In Tissue processing, what is the order of reagents?

    1. A70% ethanol, 95% ethanol, Absolute ethanol (x3)
    2. B70% ethanol, 95% ethanol, Absolute ethanol (x2)
    3. CAbsolute ethanol, 95% ethanol, 70% ethanol (x2)
    4. D60% ethanol, 70% ethanol, 80% ethanol, 90% ethanol, absolute ethanol

11. 11Label the Microtomes and their specific purpose below them

    

    1. AHand Microtome
    2. BCambridge Rocker
    3. CUsed from the 19th century to 1950's
    4. DSliding Microtome
    5. EMade to cut celloidin embedded tissue
    6. FSledge Microtome
    7. GHeavy Duty for cutting large hard blocks
    8. HRotary Microtome
    9. IMost popular for routine work
    10. JUniversal Microtome
    11. KA rotary and ultramicrotome combined
    12. LUltramicrotome
    13. MFor Ultra-thin, resin tissues
    14. NCryostat
    15. OA refrigerated rotary microtome
12. 12Hemoatoxylin stains ______, while Eosin stains ______

    1. ANuclear components, cytoplasm pink and red
    2. BNuclear components, cytoplasm purple
    3. CCytoplasm pink and red, Nuclear components
    4. DCytoplasm purple, Nuclear components

Descripción

Histology Test sobre Histology Techniques, creado por Lucy Bowler el 11/05/2017.

Autor

Lucy Bowler

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English

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histology

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