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