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100問 • 1年前

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Concentrated formalin is * 0/1 A. 10% B. 100% C. 37% D. 5%

C. 37%

Staining result in the routine hematoxylin and eosin method: * 1/1 A. Nuclei pink, cytoplasm blue to blue-black B. Nuclei and cytoplasm pink C. Nuclei blue to blue-black, cytoplasm pink D. Nuclei and cytoplasm blue-black

C. Nuclei blue to blue-black, cytoplasm pink

A paraffin wax substitute recommended for bones and brain specimen is * 0/1 A. Paraplast B. Bioloid C. Esterwax D. Carbowax

A. Paraplast

The required fixative volume to achieve satisfactory fixation is * 1/1 A. 50-100 x the volume of the specimen B. 5-10 x the volume of the specimen C. 20 x the volume of the specimen D. 150 x the volume of the specimen

C. 20 x the volume of the specimen

The fastest chemical solution in decalcifying tissues is: * 1/1 A. Trichloroacetic acid B. Formic acid C. Nitric acid D. Versene

C. Nitric acid

The cryostat is an apparatus used in fresh tissue microtomy. It consists of a microtome, kept inside a cold chamber which has been maintained at a temperature of: * 1/1 A. 20ᵒC B. -20ᵒC C. 4ᵒC D. -4ᵒC

B. -20ᵒC

Microtome suitable for Fatty Tissues * 1/1 A. Rotary B. Rocking C. Cold Microtome D. Sliding

C. Cold Microtome

Removal of clearing agent as well as filling up tissue cavities and spaces may be accomplished using which of the following agents * 1/1 A. Amyl acetate B. methyl salicylate C. Paraffin wax D. Terpineol

C. Paraffin wax

Most commonly antibody label in immunohistochemistry * 0/1 A. colloidal gold B. fluorescein isothiocyanate C. radiolabel D. horseradish peroxidase

D. horseradish peroxidase

To ensure adequate fixation, slightly hypertonic solution must be used. This is about 400-450 mOsm * 0/1 A. Only the 1st statement is correct B. Only the 2nd statement is correct C. Both statements are correct D. Both statements are incorrect

C. Both statements are correct

The chromogen used in partnership with HRP is * 0/1 A. Para dimethylaminobenzaldehyde B. P-dimethyl-l-naphthylamine C. Diaminobenzidine D. none of these

C. Diaminobenzidine

Cellular adaptation Mechanism that involves transformation of adult cell into another adult cell type is * 0/1 A. Metaplasia B. neoplasia C. Dysplasia D. Anaplasia

A. Metaplasia

Which of the following is NOT a fixing agent for EM? * 1/1 A. Paraformaldehyde B. Glutaraldehyde C. uranyl acetate D. osmium tetroxide

C. uranyl acetate

Which of the following statement is TRUE regarding dehydration? * 0/1 A. The specimen is subjected to ascending concentrations of alcohol B. The specimen is subjected to several changes of alcohol with the same concentrations C. The specimen is subjected to descending concentrations of alcohol D. The specimen is subjected to both ascending and descending concentration of alcohol

A. The specimen is subjected to ascending concentrations of alcohol

Secondary change in somatic death important in establishing time of death * 0/1 A. putrefaction B. algor mortis C. rigor mortis D. livor mortis

B. algor mortis

Which of the following is an example of pathologic hypertrophy? * 0/1 A. Removing part of the liver /kidney B. Increase in breast and uterus size during pregnancy C. Myocardium in hypertension or aortic valve disease D. Increase in skeletal muscles following exercise

C. Myocardium in hypertension or aortic valve disease

Abnormality in cell growth characterized by non-appearance of organ * 1/1 A. Aplasia B. hypoplasia C. atresia D. agenesia

D. agenesia

All of the following are slow acting clearing agents hence not suited for urgent biopsies except * 1/1 A. Benzene B. clove oil C. cedarwood oil D. methyl benzoate

A. Benzene

This technique entails the use of specific dyes, which differentiate substances by staining them with a color that is different from that of the stain itself: * 1/1 A. Orthochromatic staining B. Metachromatic staining C. Counterstaining D. Vital staining

B. Metachromatic staining

To avoid distortion of the image, the refractive index of the mountant should be near as possible to that of the glass which is: * 1/1 A. 1. 581 B. 1.185 C.1.518 D. 1.524

C.1.518

The cellular infiltrate in acute inflammation * 1/1 A. neutrophils B. plasma cells C. macrophage D. lymphocytes

A. neutrophils

Fixation of tissues for EM is carried out at * 0/1 A. 22-25 degC B. 40 degC C. 4 degC D. 37 deg

C. 4 degC

Which of the following are Picric acid containing fixatives? 1.Brasil’s 2. Hollande’s 3. Bouin’s 4. Regaud’s * 0/1 A. 1 and 3 B. 2 and 4 C. 1,2 and 3 D. 1,2,3 and 4

C. 1,2 and 3

Clearing agent that becomes milky because of incomplete dehydration is * 1/1 A. Chloroform B. xylene C. benzene D. cedarwood oil

B. xylene

Thickness of paraffin sections for routine histologic procedures: * 1/1 A.10-15 µ B. 4-6 µ C.0.5 µ D. 5-10 µ

B. 4-6 µ

Process whereby the clearing agent is completely removed from the tissue and replaced by a medium that will completely fill all the tissue cavities: * 0/1 A. Embedding B. Infiltration C. Blocking D. Casting

B. Infiltration

With this staining technique, the tissue is first overstained, and the excess stain is removed or decolorized from unwanted part of the tissue: * 0/1 A. Progressive staining B. Direct staining C. Regressive staining D. Indirect staining

C. Regressive staining

True of Necrosis except * 1/1 A. Characterized by cell shrinkage B. There is leakage of cellular contents C. Possible inflammation in adjacent tissues D. Always a pathologic process

A. Characterized by cell shrinkage

The process of decalcification is best performed: * 1/1 A. Before fixation B. After fixation C. After impregnation D. None of these

B. After fixation

microscopic changes in reversible injury 1. karyorrhexis 2. fatty change 3. pyknosis 4. cellular swelling * 0/1 A. 1 and 3 B. 1 and 4 C. 2 and 4 D. 2 and 3

C. 2 and 4

Autopsy technique that involves “en bloc” removal or organs * 1/1 A. R. virchow B. A. Ghon C. C. Rokitansky D. M. letulle

B. A. Ghon

Black mercury deposits following fixation can be removed by using which washing reagent? * 1/1 A. 50-70% alcohol B. alcoholic iodine C. tap water D. lithium carbonate

B. alcoholic iodine

Clearing agent recommended for CNS and Cytologic studies * 0/1 A. Chloroform B. Cedarwood oil C. Xylene D. Aniline oil

B. Cedarwood oil

What is the most commonly used tissue fixative in routine Histopath? * 1/1 A. 95% ethanol B. 95% ethanol and ether C. 10% BNF D. Osmium tetroxide

C. 10% BNF

Ciliated columnar cells lining the bronchi transforming into squamous epithelium due to excessive cigarette smoking is an example of * 1/1 A. Metaplasia B. Neoplasia C. Dysplasia D. Anaplasia E. none of these

A. Metaplasia

Which of the following fixatives are classified as Mercuric Chloride Fixatives? * 1/1 A. Zenker’s, Hollande’s, B5 B. Helly’s, Brasil’s, Regauds C. Heidenhain’s Susa, B5, Zenker-formol D. orth’s, Helly’s, B5

C. Heidenhain’s Susa, B5, Zenker-formol

The last container through which tissue pass through in an automatic tissue processor contains: * 0/1 A. Paraffin B. Formalin C. Xylol D. Alcohol

A. Paraffin

Which of the following is added to prevent growth of molds in Mayer’s egg albumin * 1/1 A. Glycerine B. Phenol C. Thymol crystals D. sugar

C. Thymol crystals

Which of the following fixatives is recommended for tumor skin biopsies * 1/1 A. Zenker’s fluid B. Heidenhain’s Susa C. Carnoy’s D. Acetone

B. Heidenhain’s Susa

All of the following are metachromatic stains, EXCEPT: * 1/1 A. Thionine B. Toluidine blue C. Safranin D. Eosin

D. Eosin

Liquefactive necrosis is associated with which of the following organs: * 1/1 a. Brain b. Heart c. Pancreas d. Spleen

a. Brain

During dehydration, the amount in each stage should not be less than ____ times the volume of the tissue. * 1/1 a. 5 b. 10 c. 15 d. 20

b. 10

All of these are the advantages of Flemming’s solution fixative for nuclear preservation, except: * 0/1 a. Less volume required for fixation b. Permanently fixes fat c. Excellent fixative for chromosomes d. Good penetrating agent

d. Good penetrating agent

Resealing of the block is recommended: * 0/1 a. To prevent drying of tissues b. To prevent crumbling of tissue blocks c. To prevent deterioration of tissue within the block d. To protect the block from direct heat

a. To prevent drying of tissues

All of the following statements are true about paraformaldehyde, except: * 0/1 a. Causes turbidity in formalin b. Forms from the breakdown of formalin into monomeric segments c. Can be removed by filtration d. Prevented from forming due to addition of 10-16% methanol

b. Forms from the breakdown of formalin into monomeric segments

The basic FNAB technique uses what needle and syringe measurements? * 0/1 a. 25-gauge needle and 10-mL syringe b. 25-gauge needle and 5-mL syringe c. 23-gauge needle and 10-mL syringe d. 23-gauge needle and 5-ml syringe

a. 25-gauge needle and 10-mL syringe

It is the process of removing mercuric deposits from fixed tissues by immersing them in alcoholic iodine solution prior to staining. * 1/1 a. Post-chromatization b. De-zenkerization c. Washing out d. Post-fixation immersion

b. De-zenkerization

Mercuric chloride fixatives: 1. Zenker’s fluid 2. Heidenhain Susa solution 3. Helly’s solution 4. B5 * 0/1 a. 1, 2, 3, 4 b. 1, 2, 3 c. 1, 2, 4 d. 1, 3, 4

a. 1, 2, 3, 4

In the preparation of a working solution for both Ehrlich’s and Harris hematoxylin, hematoxylin is initially dissolved in: * 0/1 a. Distilled water b. Glacial acetic acid c. Ethyl alcohol d. Deionized water

c. Ethyl alcohol

Mounting solution is placed on the slide after it has passed * 1/1 a. Alcohol b. Xylol c. Hematoxylin d. Eosin

b. Xylol

Brown-black granules present in the specimen due to acid formaldehyde hematin can be removed by all of the following, except: * 0/1 a. Kardasewitsch method b. Lillie’s method c. Alcoholic potassium hydroxide d. Glacial acetic acid

d. Glacial acetic acid

During double embedding, a tissue specimen is initially infiltrated using _______ then embedded using ________. * 1/1 a. Celloidin, paraffin b. Paraffin, celloidin c. Celloidin, gelatin d. Paraffin, gelatin

a. Celloidin, paraffin

One of these is not a special stain for fat * 1/1 a. Oil red O b. Congo red c. Sudan IV d. Scharlach R

b. Congo red

It is an instrument equipped with a warm plate to manage the impregnated specimen, and a cold plate for rapid solidification of the block. * 1/1 a. Autotechnicon b. Elliot Bench-Type processor c. Vacuum embedding d. Tissue Tek

d. Tissue Tek

Fixation is enhanced by: * 0/1 a. Presence of fat and mucus b. Fixing larger tissues c. Cold temperature d. Agitation

d. Agitation

The following are agents for blueing, except: * 0/1 a. Lithium carbonate b. Alcohol ammonia c. Scott’s tap water d. Distilled water

d. Distilled water

Widely used adhesive in IHC: * 0/1 a. Poly-L-Lysine b. APES c. XAM d. DPX

a. Poly-L-Lysine

Secondary fixation can be done: 1. Before dehydration 2. Before staining 3. Depends on circumstances * 0/1 a. 1, 2, 3 b. 1 and 2 c. 1 only d. 2 only

b. 1 and 2

Aplastic anemia and bone marrow disease is attributed mostly to: * 0/1 a. Xylene b. Toluene c. Chloroform d. Benzene

d. Benzene

All of the following are considered resinous mounting media, except: * 1/1 a. Apathy b. Canada Balsam c. Clarite d. XAM

a. Apathy

Mounting medium 1. APES 2. DPX 3. Poly-L-Lysine 4. XAM * 0/1 a. 1, 2, 3, 4 b. 1, 2, 4 c. 1 and 3 d. 2 and 4

d. 2 and 4

Cytologic preparation of vulvar scrape is useful in: * 0/1 a. Patients with hysterectomy b. Hormonal evaluation c. Localization of vaginal adenosis d. Detection of herpetic lesions or carcinomas

d. Detection of herpetic lesions or carcinomas

All of the following are staining method used to demonstrate CNS elements, except: * 0/1 a. Bielschowsky Technique b. Bodian’s Stain c. Cresyl fast violet d. Modified Fouchet’s technique

d. Modified Fouchet’s technique

The first and most important procedure in the preparation for microscopic examination is the choice of: * 1/1 a. Fixative b. Dehydrating agent c. Clearing agent d. Staining technique

a. Fixative

The fluorescent stain for amyloid is: * 0/1 a. Congo red b. Argentaffin c. Thioflavin T d. Toluidine blue

c. Thioflavin T

To demonstrate antibodies and enzymes in tissues, the following procedure is used: * 1/1 a. Special staining technique b. Electron microscopy c. Frozen section examination d. Routine H&E

c. Frozen section examination

Xylene turns milky as soon as tissue is placed in it. What could be the possible cause? * 1/1 a. Incomplete dehydration b. Incomplete fixation c. Prolonged dehydration d. Prolonged fixation

a. Incomplete dehydration

A special method of smear preparation whereby the surface of a freshly cut piece of tissue is brought into contact and pressed onto the surface of a clean glass slide, allowing cells to be transferred directly to the slide for examination: * 0/1 a. Impression smear b. Pull apart c. Streaking d. Crushing

a. Impression smear

All of the following tests are used for the detection of the completion of decalcification, except: * 1/1 a. Physical or mechanical b. Absorption test c. Chemical test d. X-ray or radiologic test

b. Absorption test

Slices of organs taken at autopsy (except lung) should not be * 1/1 a. More than 10 mm thick b. Less than 5 mm thick c. More than 5 mm thick d. Less than 10 mm thick

c. More than 5 mm thick

In autopsy, microbiological culture to demonstrate infection of the central nervous system can use which of the following specimen: * 0/1 a. Fresh serum b. Fresh cerebrospinal fluid c. Whole blood d. Fresh brain tissue

d. Fresh brain tissue

This fixative is used to demonstrate early degenerative processes and tissue necrosis; can be used for fixation of Rickettsia and other microorganisms * 0/1 a. Regaud’s Fluid b. Moller’s Fluid c. Chromic Acid d. Orth’s Fluid

d. Orth’s Fluid

Non-chemical technique/s useful in preserving neurochemical substances in brain, such as acetylcholine. * 0/1 a. Microwave Technique b. Vacuum Technique c. Heating Technique d. All of the above

d. All of the above

What percentage of formalin is distributed commercially? * 0/1 a. 10% b. 40% c. 100% d. 4%

b. 40%

Airholes found in tissue during trimming is: * 1/1 a. Drying out of tissue before actual fixation b. Incomplete fixation c. Incomplete impregnation d. Prolonged clearing

c. Incomplete impregnation

The most popular and commonly used embedding medium is * 1/1 a. Carbowax b. Paraplast c. Paraffin d. Celloidin

c. Paraffin

77. Picric acid fixatives, except: 1. Helly’s 2. Heidehain Susa solution 3. Orth’s fluid 4. B5 * 0/1 a. 1, 2, 3, 4 b. 1, 2, 3 c. 4 only d. None

a. 1, 2, 3, 4

What substance is used to test water content in alcohol used for dehydration? * 1/1 a. Anhydrous copper sulfate b. Anyhydrous copper oxide c. Anhydrous copper silicide d. Anhydrous copper sulfide

a. Anhydrous copper sulfate

The turnover of results for frozen sections should be within: * 1/1 a. 24 hours b. 5-15 minutes c. 1 week d. 3 days

b. 5-15 minutes

Use of EDTA as a decalcifying agent inactivates alkaline phosphatase activity. What reagent is added to restore enzymatic activity? * 1/1 a. Magnesium chloride b. Acid lithium carbonate c. Copper sulfate d. Lead bromide

a. Magnesium chloride

As to service capability, a primary laboratory caters: I. Routine Clinical Chemistry II. Routine Hematology and Urinalysis III. Bleeding time IV. Quantitative platelet determination * 0/1 A. I, II, III B. I, II, IV C. I, III, IV D. All of these

C. I, III, IV

Validity of COA of a screening Drug Test Laboratory: * 1/1 A. 6 months B. 1 year C. 2 year D. Indefinite

B. 1 year

The current PRC Chairperson is: * 1/1 A. Charito Zamora B. Jose Cueto C. Erwin Enad D. Luella Vertucio

A. Charito Zamora

Fist clinical laboratory in the Philippines: * 1/1 A. San Lazaro Hospital B. Manila Public Health Laboratory C. Research Institute for Tropical Medicine D. National Reference Laboratory

B. Manila Public Health Laboratory

A sample of persons from a population is enrolled and their exposures and health outcomes are measured simultaneously. * 1/1 A. Cross-sectional study B. Cohort study C. Case control studies D. Causation Study

A. Cross-sectional study

Refers to a list of minimum legally core parameters for drinking water analysis such as total dissolved solids, thermotolerant coliform and chemicals: * 0/1 A. Water Analysis Parameters B. Control parameters C. Bacteriological Parameters D. Mandatory Parameters

D. Mandatory Parameters

National Reference Laboratory for Environmental and Occupational Health; Toxicology and Micronutrient Assay: * 0/1 A. RITM B. San Lazaro Hospital C. East Avenue Medical Center D. Lung Center of the Philippines

C. East Avenue Medical Center

A deceased individual and includes a stillborn infant or fetus: * 1/1 A. Testator B. Donor C. Decedent D. Part

C. Decedent

RESPECT the decisions (self-determination) of adult who have decision-making capacity. Moral rules or obligations: ▪ Tell the truth ▪ Respect the privacy ▪ Protect confidential information ▪ Obtain consent for interventions with patients * 1/1 A. Autonomy B. Beneficence C. Non-maleficence D. Justice

A. Autonomy

What is the most important role of the manager in charge? * 0/1 A. Independent decision making B. Communication C. Informal discussions D. None of the above

B. Communication

ISO Standard and certification formulated for clinical laboratories: * 0/1 A. ISO 15179 B. ISO 15197 C. ISO 15189 D. ISO 15198

D. ISO 15198

Consists of educational arrangements such as curricular qualifications and teaching-learning requirements that leads to diplomas and qualifications: * 0/1 A. Formal learning B. Non-formal learning C. Informal learning D. Professional work experiences

A. Formal learning

All of the following are Quality Management errors during the post examination phase, except: * 1/1 A. Failure to call critical values B. Inability to identify interfering substance C. Misinterpretation of QC data D. Poor handwriting

C. Misinterpretation of QC data

When fire is first discovered: * 1/1 A. Alarm - Rescue - Contain – Extinguish /Evacuate B. Rescue - Alarm - Contain – Extinguish/Evacuate C. Rescue - Alarm – Contact personnel – Extinguish/Evacuate D. Rescue - Alarm – Extinguish/Evacuate - Contact personnel

B. Rescue - Alarm - Contain – Extinguish/Evacuate

An agency attached to DOH that is primarily tasked to ensure the implementation of the country’s response to the HIV and AIDS situation: * 1/1 A. Philippine Red Cross B. Philippine National AIDS Council (PNAC) C. Philippine Movement AIDS Council D. None of these

B. Philippine National AIDS Council (PNAC)

Any members of the Board may be removed by the President of the Philippines for: I. Neglect of Duty II. Incompetency III. Non-compliance IV. Malpractice V. Dishonorable conduct VI. Tardiness * 1/1 A. I, II, III, IV B. I, II, III, V C. I, III, IV, V D. I, II, IV, V

D. I, II, IV, V

When washing hands, rinse hands in a _______ position to prevent recontamination of hands and wrists: * 1/1 A. Upward B. Downward C. Facing the faucet D. None of these

B. Downward

Every applicant who has satisfactorily passed the required examination for medical technologist shall be issued a certificate of registration (COR) as such: Provided, that no such certificate shall be issued to any successful applicant who has not attained the age of _____. * 1/1 A. 20 y/o B. 21 y/o C. 22 y/o D. 23 y/o

B. 21 y/o

Organ Donation Act of 1991: * 1/1 A. RA 1517 B. RA 4688 C. RA 7170 D. RA 9165

C. RA 7170

100

R.A 11223: * 0/1 A. Universal Health Care Act B. Human Trafficking Act of 1995 C. Science and Technology Act D. Universal Water Care Act

D. Universal Water Care Act

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Yves Laure Pimentel · 64問 · 2年前

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