Hematology Questions for Laboratory Technician and Laboratory Assistant

Haematology ,Part : A

Haematology or hematology

There are manny questions are aries from haematology,first we will see about Heamatology branch then we will study some questions.

Haematology :

Haematology is the science or study of blood in the medical field. Hematology includes the treatment of blood disorders and malignancy.

Hematology is the subspecialty of internal medicine that focuses on the care of patient with disorder of the blood,bone marrow and lymphatic systems.
Some clinical problems managed by hematologist are :

- Ane aneamias
- Heamatological malangnancies and    other processes
- Congenital and acquired disorders      of heamatostatsis.coagulation and        thrombosis.
Here is some important questions from haematology which are helpful for laboratory technician and lab assistant for their exames and study.
So refer all questions mentioned here.

1) Thromboplastin is released by damaged of ?

Answer : Tissues and Platelets

2) What is full form of EDTA ?

Answer : Ethylene diamine tetra acetic acid

3) EDTA preserves cellular elements and acts as a ......

Answer : Coagulant

4) EDTA K2 salt is recommended for CBC,because ?

Answer : More water soluble

5) What are the function of anticoagulant agent ?

Answer :

● Preserving cell morphology.
● Preserving clot formation.

6) Name the four Anticoagulant used for testing ....

Answer :

  ● EDTA - CBC
  ● Trisodium citrate - ESR
  ● Fluoride Oxalate - Sugar
  ● ACD - Blood bank

7) Trisodium citrate acts by ...

Answer : Chelating calcium

8) Heparin acts by ....

Answer : Inhibiting throbbing and cloting factor activation.

9) Name the important constitute of RBCs.

Answer : Haemoglobin

10) 1 gram of haemoglobin contain approximately how much oxygen ?

Answer : 1.34 ml oxygen

11) Name the two method used in the estimation of haemoglobin ?

Answer :
● Sahli's method
● Cyanmeth haemoglobin method

12) What is the lowest HB value obtained in sahli's method ?

Answer : 2 gm/dl

13) What can be done if HB level is below 2 gm/dl in sahli's method ?

Answer :
Take double quantity of blood sample and divided the value obtained by 2

14) In presence of calcium thromboplastin converts inactive prothrombin into ____ ?

Answer : Active thrombin

15) EDTA preserves cellular morphology for .... hrs.

Answer : 2 - 3 hrs.

16) What are the advantages of EDTA
             
Answer :
● Preserves cellular morphology.
● Preserving clothing.
● Prevents platelet clumping.

17) What are the disadvantage of EDTA ?

Answer :
● RBC and WBC shrinks.
● PCV reduced.
● MCHC increased.
● Platelet swell and disintegrate.

18) Thrombin converts soluble fibrinogen into insoluble fibrin clot,
Presence of ____ ?

Answer : Calcium ion

19) How much blood should be added to 8 mg EDTA vial for good result ?

Answer : 3 - 4 ml.

20) What are the precautions that have to be taken while using anti-
coagulanted vials ?

Answer :

● Adding exact volume of blood.
● Mixing gently after adding blood.

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1) The tool transfering and streaking culture is ______

     A) Vortex mixture 

     B) Micrometer

     C) Inoculating loops

     D) Incubator 

Answer : C 

2) Infection that occurs as a result of accidental needlestick injury are classified as _____

     

    A) Ingestion 

    B) Direct inoculation

    C) Airborne 

    D) Mucus membrane contact

Answer : B

3) What is shape of cocci ?

Answer : Spherical or oval 

4) Which of the following do not possess a stable morphology due to lack of cell wall ?

      A) Mycoplasma

      B) Spirochetes

      C) Bacilli

      D) Actinomycetes

Answer : A

5) The colour code for the disposal of human anatomical waste is ______

Answer : Yellow

6) The process of using centrifugal force to separate the lighter portion of a solution from the heavier portion is called ?

Answer : Centrifugation 

7) The major fat in adipose tissue is __

Answer : Triglycerides

8) Gout is caused by the elevation of what in the serum ?

Answer : Uric acid 

9) Which of the following amino acid is purely ketogenic ? 

     A) Leucine

     B) Alanine

     C) Glycine

     D) Valine

 

Answer : Leucine

10) Post Hepatic jaundice also called as _____

Answer : Obstructive Jaundice 

11) Ketone bodies in urine are identified by _____

Answer : Rothera's test 

12) Which of the following substance is not present in normal urine ?

    

      A) Creatinine 

      B) Bicarbonate

      C) Glucose

      D) Urea

Answer : C

13) Gluconeogenesis is inhibited by 

       A) Growth hormone 

       B) Glucagon

       C) Adrenaline

       D) Insulin

Answer : D

14) Synthesis of thyroid hormone requires _____

    

       A) Iron

       B) Fluoride

       C) Calcium

       D) Iodine

Answer : D

15) Ketone bodies are produced in the ______

      A) Adipose tissue

      B) Pancreas

      C) Skeletal muscle

      D) Liver 

Answer : Liver 

16) What is bond that stabilize the primary structure of the protein ?

Answer : Peptide bond 

17) The energy currency of the cell is _____

       A) NAD

       B) FAD

       C) ATP

       D) Creatinine phosphate

Answer : C

18) The test used to detect reducing substances in the urine is _____

Answer : Benedict's test

19) The number of moles of the solute per liter of the solution is called ?

Answer : Molarity 

20) The concentration of protein is not quantitatively estimated by which of the following method ?

   A) Heat coagulation test 

   B) Turbidometry 

   C) Lowry method 

   D) Biuret method 

Answer : A

 Thank you 

    

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1) Which drug relieves pain,stress accopained by inducing sleep ?

Answer : Narcotics

2) Which among the following bacteria is considered as a link between bacteria and virus ? 

   A) Mycoplasma

   B) Spirochetes

   C) Actinomycetes

   D) Vibrio

Answer : A

3) In Which condition ,the umblical cord is attached to the marginal placenta ? 

Answer : Battledore placenta 

4) Which of the following factor does not affect microbial growth ?

     A) Moisture 

     B) Disinfection 

     C) Darkness

     D) Temperature

Answer : C 

5) National malaria eradication programme was launched in the year ______ ? 

Answer : 1958

6) The vaccine that have permanent scar in babies is

Answer : BCG

7) Which immunity is affected by HIV infection ?

Answer : Cellular

8) Which vitamin helps in wound healing ?

Answer : Vitamin C

9) The aqueous component of the cell,in which various organelles and particles are suspended is ____

Answer : Nucleus

10) Who was found link between cholera and contaminated water ?

Answer : John snow

11) The number of bones present the skull of human being ?

Answer : 22

12) Which of the muscles helps in chewing the food ?

      A) Orbicularis oris
      B) Buccinator
      C) Masseter
      D) Platrysma

Answer : C

13) Which cranial nerves helps in smelling the food ?

     A) I
     B) II
     C) III
     D) IV

Answer : A

14) The cranial nerve which supplies the the heart is ____ ?

Answer : Vagus nerve

15) Where does the heartbeat get initiated in human being ?

Answer : Sinoatrial node

16) The total volume of the blood pumped by the heart per minute is known as _____

Answer : Cardiac output

17) The condition in which there is poor supply to heart due to lack of oxygen is known as ______?

Answer : Myocardial infraction

18) Difficulty in breathing is termed as ____?

Answer : Dyspnea

19) Which of the following is known as bone forming cells ?

       A) Fibrinoblasts
       B) Osteocytes
       C) Osteoclasts
       D) Osteoblasts

Answer : D

20) Which of the following hormone helps in skeletal maturation of fetus ?

      A) Testosterone
      B) Oxytocin
      C) Tyroxine
      D) Prolactin

Answer : C

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1) Urease test is positive for all except

     A) Proteus
     B) Cryptococcus
     C) E.coli
     D) Citrobactor

Answer : C

2) In plasmodium falciparum infection erythrocyte shows which dots ?

Answer : Maurer's dots

3) Glycogen is the storage form of ___
In the body.

Answer : Carbohydrates

4) Rothera's test is used to identify the presence of ____

Answer : Ketone bodies

5) Vasopressin is hormone which is secreted by the ______

Answer : Posterior pitutary gland

6) The order written by a physician, dentist or any other registered medical practitioner to the patient is called ?

Answer : Prescription

7) When a substances exists in more than one crystalline form is known as

Answer : Polymorphism

8) ________ test is used to detect bile salt in urine

Answer : Hay's

9) The unit for specific gravity is _____

Answer : Unitless

10) Which semisolid preparation is mean for external application to the skin ?

Answer : Ointment

11) Level of iodine in the body is regulated by _____ hormone

Answer : Thyroxine

12) Which is the largest joint in the human body ?

Answer : Knee joint

13) Allergies are associated with which immunoglobulin ?

Answer : Ig E

14) A substance that maintain the pH of within a definite range is called ?

Answer : Buffer

15) Anaemia is associated with deficiency of

      A) Haemoglobin
      B) Globulin
      C) Calcium
      D) Retinol

Answer : A

16) Sublimation is the process where

   A) Solid changes into vapour form
   B) Solid changes into liquid form
   C) Liquid changes into vapour
   D) Vapour changes into liquid

Answer : A

17) Myoglobin binds to _____ mole of oxygen per molecule

Answer : 1 (one)

18) Which is the master endocrine gland of the body ?

Answer : Pitutary Gland

19) Melatonin is secreted by which gland ?

Answer : Peneal gland

20) Which of the following is not a source for medicine ?

   A) Plants
   B) Fish oil
   C) Marine source
   D) Cellulose

Answer : D

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1) The cellophane tape test is used to detect ______

Answer : Enterobius Vermicularis

2) Hydatid cyst is caused by _____

Answer : Echinococcus granulosus

3) LJ medium and loffler's serum slope are sterilized by

Answer : Inspisation

4) Example for transport media is ___

Answer : Cary Blair medium

5) The method used for the estimation of T. Protein

Answer : kjeldhal's method

6) The inner diameter of wintrob tube is ______

Answer : 1.5 cm.

7) The blue colour of benedict's reagent is due to _____

Answer : Copper sulphate

8) The condition in which CSF shows clott with 'cob-web' appearance

Answer : Tuberculosis meningitis

9) The first step for the sputum smear prepared for cytological examination is ____

Answer : Fix with ethyl ether alcohol mixture

10) Preservative used in pelkian india is ______

Answer : 0.3 Tricresol

11) The colour of Schiff's reagent is __

Answer : Colourless

12) Law culture or carpet culture is used to

     A) For preparation of antigen
     B) Obtain large amount of growth
     C) For ABST
     D) Above all

Answer : D

13) The normal value of cholesterol is ______

Answer : 150 - 250 mg/dl

14) In an unstained sputum smear we can see _____

      A) Gusman's spirals
      B) Charcot Lyden Crystals
      C) Elastic fibers
      D) Above all

Answer : D

15) De haemoglobination of a thick smear can done by

Answer : Glacial acitic acid and tartaric acid mixture & Distilled water


16) SGOT is increased in

  A) Myocardial infraction
  B) Viral hepatitis
  C) Hepatoxicity
  D) Above all

Answer : D

17) Fouchet test is used to detect

Answer : Bile pigments

18) Bence jonce protien can be detected by ______

Answer : Heat and acetic acid test

19) Sickle cell can be demonstrated by ______

Answer :
 ● Scriver and waugh method
 ● Solubility test
 ● Dithionet method

20) Crysticircus bovis is the larval form of

Answer : Taenia Saginata

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This note is on exame preparation for laboratory technician and laboratory assistant . It contains many useful questions for competitive exame of medical laboratory technician ,MLT trade, laboratory assistant etc. Lab study.so refer all questions.

1) The muscle that form partition between the thoracic and abdominal cavity is faller ______

Answer : Diafragm 

2) Which of the following is not a part of the stomach ?

    A) Fundus

    B) Cardiac notch

    C) Caecum

    D) Pyloric canal

Answer : Caecum

3) Which ribs are termed as floating ribs ?

Answer : 11th and 12th

4) In which part of the uterine tube does fertilization take place generally

Answer : Ampulla 

5) The mass of a normal adult human brain is ______

Answer : 1300 to 1400 grams

6) The length of the ureter in a normal adult is ____

Answer : 25 cm.

7) The terminal part of lage intestine is called ?

Answer : Anal canal

8) The silent area of brain is called ?

Answer : Cerebellum

9) What does heamostasis indicate ?

Answer : Prevention of blood loss.

10) The normal shape of the human erythrocyte is ____

Answer : Biconcave

11) Lecopenia is a condition when the total leucocyte is ____

   A) less than 7000 /cumm
   B) less than 4000 / cumm
   C) less than 11000 /cumm
   D) less than 10000 / cumm

Answer : less than 4000 / cumm

12) Which of the following is an organic substances present in CSF ?

    A) Sodium
    B) Calcium
    C) Potassium
    D) Urea

Answer : Urea

13) The normal motile sperm is ______

Answer : 50 %

14)  A rust coloured of sputum is found in ______

Answer : Asthma

15) The specific gravity of urine is low in which of the following condition ?

    A) Diabetes insipidus
    B) Diabetes mellitus
    C) Dehydration
    D) Decreased blood flow of kidney

Answer : Diabetes insipidus

16) The normal count of sperm is ____

Answer : 100 - 150 million/ml

17) Which of the following is abnormal crystal in urine ?

   A) Calcium phosphate
   B) Uric acid
   C) Cystine
   D) Triple Phosphate

Answer : Cystine

18) The normal ph of semen is ____

Answer : 7.5

19) The presence of violet spherical bacteria on gram staining infers.

Answer : Gram positive cocci

20) Identification of white blood cell in stool becomes easy with addition of ______

Answer : Acetic acid

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This note is on exame preparation for laboratory technician and laboratory assistant . It contains many useful questions for competitive exame of medical laboratory technician ,MLT trade, laboratory assistant etc. Lab study.so refer all questions.

1) ASO test is used to detect ________

Bacterial infection ?

Answer : Streptococcus

2) Solution used for the preparation of grease free coverslip is _____

Answer : 95 % ethanol and ether

3) For detecting the haemoglobin by electrophoresis we use 

Answer : lysed cell

4) Envelope shaped crystals seen in acid urine is _____

Answer : Calcium oxalate 

5) The ideal temperature of blood bank refrigerator is ____

Answer : 2 - 6 ℃

6) The process by which the specimen is preserved in its original condition.(in histopathology)

Answer : Fixation 

7) Germ tube test is used to confirm 

Answer : Candida Albicans

8) Increased osmotic fragility is seen in _____

Answer : Haridiatry spherocytosis 

9) Satellite test is used for the identification of ______

Answer : H.influenzae

10) The normal RBC count is 

Answer : 4.5 to 6.5 millions/mme

11) The dilution used for doing total sperm count is ______

Answer : 1 : 20 

12) The anti coagulant used for coagulation studies is _____

Answer : Sodium Citrate

13) Sodium flouride is used for doing blood sugar estimation , why ?

Answer : To prevent glycolysis 

14) Benign tertian malaria is caused by ______

Answer : P.Vivax 

15) The holding period of sterilization for hot air oven is _____

Answer : 160 ℃ for 1 hr.

16) Elek's gel preparation test is used for ____

Answer :Corynebacterium                                      diphtheriae

17) The bluing solution used for ____

Answer : H & E Staining

18) The reflective index of PDX is ____

Answer : 1.52

19) The stain used for the demonstration of iron pigments

Answer : Perl's Stain

20) String test is used to identify

Answer : Vibrio Cholerae


Thank You  !