007/2022 - Laboratory Technician Gr II - IMS/ Health etc

Question 1

In  a  case  of  Acute  Lymphoblastic  Leukemia,  the  lymphoblasts  demonstrated  strong localized  positivity  with  acid  phosphatase.
The  cells  were  positive  for  CD2  and  CD7  and  negative  for  CD19,  CD24,  and  CD20.
These blasts are most  likely :

Accepted Answer

T  lymphoblasts

Answer

Lymphoid  stem  cells

Answer

B  lymphoblasts

Answer

Undifferentiated  blasts

Question 2

A patient with anemia of chronic disease  is most  likely to have which set of  laboratory test  results  ?

Accepted Answer

MCV  normal,  serum  iron  decreased,  serum  ferritin  increased,  TIBC  and  % saturation  decreased

Answer

MCV  decreased,  serum  iron  decreased,  serum  ferritin  decreased,  TIBC  and  % saturation  decreased

Answer

MCV  normal,  serum  iron  increased,  serum  ferritin  decreased,  TIBC  and  % saturation  decreased

Answer

MCV  decreased,  serum  iron  increased,  serum  ferritin  increased,  TIBC  and  % saturation  increased

Question 3

An  increase  in  the  reticulocyte  count  is  accompanied  by :

Accepted Answer

Polychromasia  on  the  Romanovsky  stained  blood  smear

Answer

Suppressed maturation  of  normoblasts  in  the  bone marrow

Answer

A shift  to  the  left  in  the  oxygen dissociation curve

Answer

An  increase  in  direct  serum  bilirubin

Question 4

A 8-year-old boy presents with  intramuscular hematomas and recurrent hemarthroses. Laboratory  tests  reveal  normal  platelet  count  bleeding  time,  and  PT,  but  the  PTT  is prolonged.  This  condition most  likely  results  from  an  abnormality  involving :

Accepted Answer

X  Chromosome

Answer

Chromosome  8

Answer

Chromosome  14

Answer

Chromosome  21

Question 5

A patient is suspected of having hemolytic anemia.  Numerous spherocytes are present in  the  blood  smear,  and  the  reticulocyte  count  is  18%.   What  test  should  be  done  to determine whether  this  is  an  autoimmune process  ?

Accepted Answer

Direct  Antiglobulin  Test (DAT)

Answer

Osmotic  Fragility  Test

Answer

Urinalysis

Answer

Serum  Bilirubin

Question 6

A joint aspiration is performed on a 60 year old lady with painful swollen elbow, and a sample  is  sent  to  the  laboratory.    A  cytocentrifuged  slide  is  examined  with  polarized light  shows  needlelike  intracellular  and  extracellular  crystals  which  exhibit  negative birefringence  compensator.    These  crystals  would  be  best  identified  as  which  of  the following  ?

Accepted Answer

Monosodium  urate

Answer

Calcium  pyrophosphate

Answer

Cholesterol

Answer

Steroids

Question 7

A  thoracentesis  is  performed  on  a  large  pleural  effusion  yielded  1.2  L  of  thick,  yellow fluid.    Laboratory  studies  show  a  total  protein  of  4.5  g/dL  (serum=6  g/dL)  lactate dehydrogenase  40 U/L  (serum  =  50  u/L)  and  total  leukocyte  count  of  20,000/microlitre with 90% segmented neutrophils.  Which statement  fits most well  for  this  fluid ?

Accepted Answer

This  is an exudate

Answer

This  is a transudate

Answer

This  is a chylous fluid

Answer

This  is unlikely  to be  of an  infectious  etiology

Question 8

Hematuria with dysmorphic RBCs  is a hallmark of :

Accepted Answer

Acute  Glomerulonephritis

Answer

Renal  Tuberculosis

Answer

Chronic  Renal  Failure

Answer

Renal  Calculi

Question 9

Microalbuminuria  is defined as  level of albumin  in urine at range of :

Accepted Answer

30-300 mg/day

Answer

100-150 mg/day

Answer

150-200 mg/day

Answer

300-600 mg/day

Question 10

A  51-year-old  man  is  admitted  following  an  episode  of  hematemesis  in  which  he remembers  vomiting about a  liter  of dark  red bloody vomitus  into  the.  He  is  found  to have  orthostatic  hypotension.    His  Hgb  is  6.2  g/dL,  Hct  18.8%, MCV  74  fL,  platelet count 90,000/uL, and WBC count 10,100/uL.  His prothrombin time is 12.1 seconds and partial  thromboplastin  time  26.2  seconds.   Which  of  the  following  blood  products  is most appropriate  for this man ?

Accepted Answer

Packed  RBC"s

Answer

Whole  blood

Answer

Cryoprecipitate

Answer

Fresh  frozen  plasma

Question 11

A  recipient  developed  a  sudden  drop  in  blood  pressure  following  transfusion,  though he remained afebrile.  Which  of  the  following conditions  is most  likely  to be  found ?

Accepted Answer

IgA  deficiency

Answer

Septicemia

Answer

Graft-versus-host  disease

Answer

Penicillin  allergy

Question 12

One  unit  of  FRESH  FROZEN  PLASMA  prepared  from  whole  blood  contains __________ ml  of  plasma.

Accepted Answer

200-250

Answer

100-150

Answer

250-400

Answer

50-150

Question 13

Coombs  control  cell  consists  of :

Accepted Answer

Type O  positive  cells  coated with  Anti D

Answer

Type O negative  cells  coated with Anti D

Answer

Type  A  positive  cells  coated with  Anti D

Answer

Type A negative  cells  coated with Anti D

Question 14

Nucleic  acid  Amplification Test  for HIV  was  instituted  in  donor  testing  protocols to :

Accepted Answer

Reduce  window  period  to  detect  virus  earlier  than  other  available  tests

Answer

Identify  donors with  late  stage HIV who  lack  antibodies

Answer

Confirm  the  presence  of  anti HIV  in asymptomatic HIV  INFECTED DONORS

Answer

Detect  antibodies  to  specific  viral  proteins  including  p24

Question 15

Gauge  of  needle  ideal  for  blood  transfusion  generally  is :

Accepted Answer

16 G

Answer

21 G

Answer

25 G

Answer

10 G

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007/2022 - Laboratory Technician Gr II - IMS/ Health etc