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HISTOPATH
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  • 問題数 69 • 9/6/2024

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    問題一覧

  • 1

    Which of the following is described as the programmed cell death

    Apoptosis

  • 2

    Which of the following is associated with primary changes in somatic death

    Decrease oxygen and increased carbon dioxide

  • 3

    Which of the following is an epithelial tumor marker?

    Ck 7 and Ck 20

  • 4

    Which of these microtome was invented in 1881 and is primarily used for cutting serial sections of large blocks of paraffin embedded tissues?

    Rocking microtome

  • 5

    Rate of reduced body temperature in algor mortis

    7 degrees fahrenheit per hour

  • 6

    Which of the following statements best describe the primary purpose of fixation?

    To preserve cells in a life-like state

  • 7

    Cardinal sign of inflammation associated with heat

    Calor

  • 8

    Cause by friction against a rough surface

    Abrasion

  • 9

    Which is true about Tetrahydrofuran?*

    It is both a dehydrating and clearing agent

  • 10

    Small pieces of tissue are laced in solution of chemicals that is preserved by cross-linking proteins and inactivatior degrading enzymes. This defines which process?

    Fixation

  • 11

    Increase in cell size

    Hypertrophy

  • 12

    Which is the best probable cause of this fixation problem? Failure to arrest early autolysis of cell

    Failure to fix immediately

  • 13

    Which of the following is used for the localization of vaginal adenosis?*

    4 quadrant vaginal scrape

  • 14

    Fixative used in the study of early degenerative process and tissue necrosis, and also demonstrates Rickettsia and bacteria.*

    Orth's fluid

  • 15

    This stain is composed of basic fushin and phenol crystals.*

    Carbol fuschin

  • 16

    Paraffin wax substitute correctly matched to its melting point:*

    Paraplast: 56-57 deg C

  • 17

    This type of cell adaptation may be due to adaptation to abnormal localized environmental changes. *

    Metaplasia

  • 18

    This is the ideal fixation temperature for tissues to be examined using an electron microscope.

    0-4 deg C

  • 19

    This is the reversible change of one cell type to another.*

    Metaplasia

  • 20

    Which of the following factors delay fixation?*

    Cold temperature

  • 21

    Which of these fixatives are of aldehyde in nature and is used for electron microscopy and samples are embedded in resin?*

    Karnovsky's solution

  • 22

    Which microtome is used for electron microscopy and for cutting tissues up to 0.5 micrometer thin?*

    Ultra Thin

  • 23

    This type of biopsy removes the top layer of the skin by shaving.*

    Shave biopsy

  • 24

    Who serves as the chairman of the council for Medical Technology Education?*

    CHED secretary

  • 25

    Which disease would likely cause gangrenous necrosis?*

    Diabetes

  • 26

    Formaldehyde fixation temperature*

    Room temperature

  • 27

    This is a common basic nuclear stain employed with eosin to provide marked differentiation of various structures tissue.*

    Methylene blue

  • 28

    Increase in cell number*

    Hyperplasia

  • 29

    This term best describes nuclear fragmentation

    Karyorrhexis

  • 30

    This step is done to prevent sticking of slides and also immobilizes the coverslip.

    Ringing

  • 31

    Cardinal sign of inflammation associated with redness*

    Rubor

  • 32

    Which method of staining does H & E staining belong?*

    Regressive staining

  • 33

    This reagent must not be used when handling tissue for glycogen staining:

    Water

  • 34

    This is a form of pathologic atrophy illustrated by wasting of muscles of a limb immobilized in cast.

    Disuse atrophy

  • 35

    Which is the most common agent in the preparation of frozen sections?*

    Liquid Nitrogen

  • 36

    Refers to the series of physiologic and morphologic alterations in the blood vessels, blood components and surrounding connective tissues, for the purpose of protecting the body from injury. *

    Inflammation

  • 37

    This is the complete non-appearance of an organ.

    Agenesia

  • 38

    Which of the following can cause aplastic anemia?*

    Benzene

  • 39

    Key factors for quality of embedding except:*

    Composition of embedding medium

  • 40

    This is the continuous abnormal proliferation of cells without control.*

    Neoplasia

  • 41

    The first and most important procedure in the preparation of tissues for microscopic examination is?*

    Fixation

  • 42

    -itis*

    Inflammation

  • 43

    This is a type of tissue wherein striations are present and nuclei is found at the periphery.*

    Skeletal

  • 44

    Which is the most common and fastest decalcifying agent?*

    Nitric Acid

  • 45

    Which of the organs would undergo coagulation necrosis?*

    Heart

  • 46

    Which of the following is not employed in dehydration?*

    Benzene

  • 47

    What term refers to the ratio of speed of light in air and speed of light in a specific medium?*

    Refractive index

  • 48

    Which of the following is not a physical preservation of tissue?*

    Vapor

  • 49

    Cell components such as nucleic acids are readily stained by?*

    Basic dyes

  • 50

    -oma*

    Benign tumor

  • 51

    Transition between dehydration and infiltration of embedding medium:*

    Clearing

  • 52

    All are functions of the Council of Medical Technology except:*

    Accredit training laboratories

  • 53

    Which of the following components of Papanicolau stain stains nothing?*

    Bismarck Brown Y

  • 54

    Which of the following is not a clearing agent?*

    Acetone

  • 55

    Which microtome is ideal for Celloidin-embedded specimens?*

    Sliding microtome

  • 56

    What adhesive is widely used in immunohistochemistry?*

    Poly L lysine

  • 57

    This is the staining of choice for exfoliative cytology.*

    Papanicolaou stain

  • 58

    Water bath used for flotation is set at which temperature?*

    45-50 deg C

  • 59

    Refractive index of glass slide for mounting. *

    1.518

  • 60

    All of the following are components of Bouin's solution, except*

    Ethanol

  • 61

    Which of the following is described as the reduction of body temperature and loss of skin elasticity that occurs after death?*

    Algor mortis

  • 62

    This is described as the digestion of dead cells to form a viscous liquid mass. *

    Liquefaction necrosis

  • 63

    What is the correct shape that must be obtained after trimming?*

    Four sided prism

  • 64

    All are adhesives except:*

    Glycerin jelly

  • 65

    Also known as atypical hyperplasia*

    Dysplasia

  • 66

    Arrange the following steps in order, from the first to the last step, in processing calcified tissues: 1. Dehydration 2. Impregnation 3. Fixation 4. Decalcification 5. Clearing 6. Embedding

    3, 4, 1, 5, 2, 6

  • 67

    Which part of the microtome is used for manual manipulation?*

    Flywheel

  • 68

    Ideal volume or ratio of fixative to specimen*

    20:1

  • 69

    What is the thickness of tissue paraffin sections that is the most ideal for routine histologic sectioning?*

    4-6 micrometers