OSMT Exam Prep Questions and
Answers
d. Phagocytosis - Answer -Lysosomes are involved with:
a. Energy release
b. Active transport
c. Mitosis
d. Phagocytosis
b. Is a screening test for blood donors - Answer -The specific gravity test for
haemoglobin:
a. Uses copper nitrate
b. Is a screening test for blood donors
c. Uses the principle that RBC's sink quickly if anaemia is suspected.
d. All of the above - Answer -The plasma membrane is an animal cell is:
a. The cell membrane
b. semi permeable
c. selective
d. All of the above
e. None of the above
b. Transport gases - Answer -The primary function of haemoglobin is to:
a. Provide protein chains for amnio acid synthesis
b. Transport gases
c. bind iron
d. eliminate waste products
a. 1-2 ml of whole blood drawn into an
EDTA tube - Answer -The specimen requirements for a red cell folate is: a. 1-2 ml of
whole blood drawn into an
EDTA tube
b. 1-2 ml serum drawn into a red top tube
c. 3-5 ml of plasma drawn into an EDTA tube
d. 3-5 ml of serum drawn into an SST tube
b. Large vein on the inner side of the Antecubital fossa when viewed anteriorly - Answer
-6. The basilic veins in the arm can be described as: a. The central vein in the
Antecubital
,fossa
b. Large vein on the inner side of the Antecubital fossa when viewed anteriorly
c. Large vein on the inner side of the Antecubital fossa when viewed posteriorly
d. Large vein on the outer side of the Antecubital fossa when viewed anteriorly
a. A layer of cells that is demonstrated when whole anticoagulated blood is
centrifuged - Answer -The buffy coat can be defined as:
a. A layer of cells that is demonstrated when whole anticoagulated blood is
centrifuged
b. The buffering layer on a white cell
c. A layer of cells that is demonstrated when whole coagulated blood is centrifuged
d. The layer of buffer that appears when a SST tube is centrifuged
c. The rate at which blood cells settle - Answer -The ESR is:
a. The ratio of erythrocytes to leukocytes
b. The ratio of packed cells to plasma
c. The rate at which blood cells settle
d. The same as a PCV
d. One EDTA tube should be drawn - Answer -When a CBC is ordered:
a. Several citrate tubes should be drawn
b. Several SST tubes should be drawn
c. One heparin tube should be drawn
d. One EDTA tube should be drawn
e. One oxalate tube should be drawn
b. An immature erythrocyte - Answer -A reticulocyte is:
a. Part of the reticuloendothelial system
b. An immature erythrocyte
c. Found only in the bone marrow
d. A mature RBC
e. Demonstrated using a Wright's Giemsa
stain
b. EDTA - Answer -The most common anticoagulant in haematology is:
a. Citrate
b. EDTA
c. Heparin
d. Potassium oxalate
e. Sodium fluoride
b. MCHC, RDW, MCH - Answer -Red cell indices include: \
a. MCV, MCH, PCV
b. MCHC, RDW, MCH
c. MPV, RBC, RDW
d. HTC, WBC, HB
,a. Fresh capillary blood - Answer -When making a blood film the best type of specimen
is:
a. Fresh capillary blood
b. Fresh arterial blood
c. Fresh venous blood
d. Fresh anticoagulated blood
a. the blood must be less than 2 hours old - Answer -When performing a reticulocyte:
a. the blood must be less than 2 hours old
b. the serum must not be haemolysed
c. the plasma should not be icteric
d. the buffy coat should be removed
d. all of the above - Answer -Sickle cell disease is identified using:
a. sodium metabisulphite
b. reduced oxygen tension
c. the sickle cell test
d. all of the above
d. insect - Answer -Malaria is transmitted by:
a. contaminated food
b. contaminated water
c. air borne particles
d. insect
d. Hb S - Answer -In sickle cell trait the abnormal haemoglobin is:
a. Hb A
b. Hb A2
c. Hb F
d. Hb S
b. digestive enzymes - Answer -Lysosomes contain:
a. haemoglobin
b. digestive enzymes
c. chromosomes
d. mitochondria
a. Hb, Hct, WBC, plt. - Answer -CBC counts include:
a. Hb, Hct, WBC, plt.
b. Diff, smear, MCV,ESR
c. Hb, Hct, Plt, retic
d. RDW, MCHC, MCH, ALP
c. Jefferson - Answer -Which of the following is NOT a Romanowsky stain: a. Leishman
b. Giemsa
, c. Jefferson
d. Wright's
d. protein production - Answer -Ribosome's are involved with:
a. energy production
b. fluid balance
c. active transport
d. protein production
d. all of the above - Answer -In routine staining with Romanowsky stain, methanol is
used for:
a. dissolving the dyes
b. fixing the cells
c. decolourizing
d. all of the above
a. two alpha and two beta chains - Answer -Hb A is composed of:
a. two alpha and two beta chains
b. two alpha and two gamma chains
c. two alpha and two delta chains
d. two alpha and two epsilon chains
d. golgi complex - Answer -Which cellular component is involved in packaging
enzymes?
a. mitochondria
b. endoplasmic reticulum
c. ribosome's
d. golgi complex
e. centrioles
f. vacuoles
d. red - Answer -When stained with a Romanowsky stain, the RBC should be:
a. blue
b. green
c. purple
d. red
b. consistent thickness throughout - Answer -A good blood film demonstrates all of the
following except:
a. feathered edges
b. consistent thickness throughout
c. ½ - ¾ the length of the slide
d. space at the lateral edges
d. Wesley tubes - Answer -All of the following may be used when setting up an ESR
except:
Answers
d. Phagocytosis - Answer -Lysosomes are involved with:
a. Energy release
b. Active transport
c. Mitosis
d. Phagocytosis
b. Is a screening test for blood donors - Answer -The specific gravity test for
haemoglobin:
a. Uses copper nitrate
b. Is a screening test for blood donors
c. Uses the principle that RBC's sink quickly if anaemia is suspected.
d. All of the above - Answer -The plasma membrane is an animal cell is:
a. The cell membrane
b. semi permeable
c. selective
d. All of the above
e. None of the above
b. Transport gases - Answer -The primary function of haemoglobin is to:
a. Provide protein chains for amnio acid synthesis
b. Transport gases
c. bind iron
d. eliminate waste products
a. 1-2 ml of whole blood drawn into an
EDTA tube - Answer -The specimen requirements for a red cell folate is: a. 1-2 ml of
whole blood drawn into an
EDTA tube
b. 1-2 ml serum drawn into a red top tube
c. 3-5 ml of plasma drawn into an EDTA tube
d. 3-5 ml of serum drawn into an SST tube
b. Large vein on the inner side of the Antecubital fossa when viewed anteriorly - Answer
-6. The basilic veins in the arm can be described as: a. The central vein in the
Antecubital
,fossa
b. Large vein on the inner side of the Antecubital fossa when viewed anteriorly
c. Large vein on the inner side of the Antecubital fossa when viewed posteriorly
d. Large vein on the outer side of the Antecubital fossa when viewed anteriorly
a. A layer of cells that is demonstrated when whole anticoagulated blood is
centrifuged - Answer -The buffy coat can be defined as:
a. A layer of cells that is demonstrated when whole anticoagulated blood is
centrifuged
b. The buffering layer on a white cell
c. A layer of cells that is demonstrated when whole coagulated blood is centrifuged
d. The layer of buffer that appears when a SST tube is centrifuged
c. The rate at which blood cells settle - Answer -The ESR is:
a. The ratio of erythrocytes to leukocytes
b. The ratio of packed cells to plasma
c. The rate at which blood cells settle
d. The same as a PCV
d. One EDTA tube should be drawn - Answer -When a CBC is ordered:
a. Several citrate tubes should be drawn
b. Several SST tubes should be drawn
c. One heparin tube should be drawn
d. One EDTA tube should be drawn
e. One oxalate tube should be drawn
b. An immature erythrocyte - Answer -A reticulocyte is:
a. Part of the reticuloendothelial system
b. An immature erythrocyte
c. Found only in the bone marrow
d. A mature RBC
e. Demonstrated using a Wright's Giemsa
stain
b. EDTA - Answer -The most common anticoagulant in haematology is:
a. Citrate
b. EDTA
c. Heparin
d. Potassium oxalate
e. Sodium fluoride
b. MCHC, RDW, MCH - Answer -Red cell indices include: \
a. MCV, MCH, PCV
b. MCHC, RDW, MCH
c. MPV, RBC, RDW
d. HTC, WBC, HB
,a. Fresh capillary blood - Answer -When making a blood film the best type of specimen
is:
a. Fresh capillary blood
b. Fresh arterial blood
c. Fresh venous blood
d. Fresh anticoagulated blood
a. the blood must be less than 2 hours old - Answer -When performing a reticulocyte:
a. the blood must be less than 2 hours old
b. the serum must not be haemolysed
c. the plasma should not be icteric
d. the buffy coat should be removed
d. all of the above - Answer -Sickle cell disease is identified using:
a. sodium metabisulphite
b. reduced oxygen tension
c. the sickle cell test
d. all of the above
d. insect - Answer -Malaria is transmitted by:
a. contaminated food
b. contaminated water
c. air borne particles
d. insect
d. Hb S - Answer -In sickle cell trait the abnormal haemoglobin is:
a. Hb A
b. Hb A2
c. Hb F
d. Hb S
b. digestive enzymes - Answer -Lysosomes contain:
a. haemoglobin
b. digestive enzymes
c. chromosomes
d. mitochondria
a. Hb, Hct, WBC, plt. - Answer -CBC counts include:
a. Hb, Hct, WBC, plt.
b. Diff, smear, MCV,ESR
c. Hb, Hct, Plt, retic
d. RDW, MCHC, MCH, ALP
c. Jefferson - Answer -Which of the following is NOT a Romanowsky stain: a. Leishman
b. Giemsa
, c. Jefferson
d. Wright's
d. protein production - Answer -Ribosome's are involved with:
a. energy production
b. fluid balance
c. active transport
d. protein production
d. all of the above - Answer -In routine staining with Romanowsky stain, methanol is
used for:
a. dissolving the dyes
b. fixing the cells
c. decolourizing
d. all of the above
a. two alpha and two beta chains - Answer -Hb A is composed of:
a. two alpha and two beta chains
b. two alpha and two gamma chains
c. two alpha and two delta chains
d. two alpha and two epsilon chains
d. golgi complex - Answer -Which cellular component is involved in packaging
enzymes?
a. mitochondria
b. endoplasmic reticulum
c. ribosome's
d. golgi complex
e. centrioles
f. vacuoles
d. red - Answer -When stained with a Romanowsky stain, the RBC should be:
a. blue
b. green
c. purple
d. red
b. consistent thickness throughout - Answer -A good blood film demonstrates all of the
following except:
a. feathered edges
b. consistent thickness throughout
c. ½ - ¾ the length of the slide
d. space at the lateral edges
d. Wesley tubes - Answer -All of the following may be used when setting up an ESR
except:
