Hematology test 1 MLS Questions with Correct
Answers
What is the normal lifespan of the RBC in circulation? Correct Answer-
120 days
Calculate the MCH given the following: hematocrit = 33%, RBC = 3.3 ×
106/μL, hemoglobin = 11.3 g/dL. Correct Answer-34
Particles with a volume of greater than 36 fL and less than or equal to
360 fL are identified as __________ on a Coulter S Plus IV histogram
analysis. Correct Answer-Red Blood Cells
In hemoglobinuria, oxyhemoglobin predominates in alkaline urine and
gives it what color? Correct Answer-Red
Reticulocytes are counted under _________ magnification. Correct
Answer-Oil-immersion
The distance between the bottom of the cover slip and the surface of the
counting area of the hemacytometer chamber is _______. Correct
Answer-0.1 mm
The lymphoblast can be identified morphologically by what
characteristics? Correct Answer-Large round nucleus, basophilic
cytoplasma, nucleoli
, What characteristics are helpful in the identification of monocytes?
Correct Answer-All of the above ( gray-blue cytoplasm; digestive
vacuoles; ground-glass appearance of cytoplasm with evenly distributed
fine granules; lacy, delicate chromatin and indented nucleus.
A laboratory technician performs a spun microhematocrit. Anxious that
the end of her shift is near, she stops the centrifuge herself instead of
allowing it to stop on its own. She reads her tubes on three male adult
patients and obtains values of 54%, 58%, and 59%. What should she do
now? Correct Answer-Set up new tubes on all three patients and repeat
the procedure with out stopping the centrifuge.
In the fetus, the majority of the hemoglobin is __________. Correct
Answer-HbF
The average life span of a circulating neutrophil is: Correct Answer-6-10
hours
A reticulocyte must contain _______ discrete blue granules to be
counted. Correct Answer-2 or more
Hemoglobin A2 is defined biochemically as: Correct Answer-α2δ2
At what age do fat cells begin to increase in the bone marrow? Correct
Answer-4 years
Answers
What is the normal lifespan of the RBC in circulation? Correct Answer-
120 days
Calculate the MCH given the following: hematocrit = 33%, RBC = 3.3 ×
106/μL, hemoglobin = 11.3 g/dL. Correct Answer-34
Particles with a volume of greater than 36 fL and less than or equal to
360 fL are identified as __________ on a Coulter S Plus IV histogram
analysis. Correct Answer-Red Blood Cells
In hemoglobinuria, oxyhemoglobin predominates in alkaline urine and
gives it what color? Correct Answer-Red
Reticulocytes are counted under _________ magnification. Correct
Answer-Oil-immersion
The distance between the bottom of the cover slip and the surface of the
counting area of the hemacytometer chamber is _______. Correct
Answer-0.1 mm
The lymphoblast can be identified morphologically by what
characteristics? Correct Answer-Large round nucleus, basophilic
cytoplasma, nucleoli
, What characteristics are helpful in the identification of monocytes?
Correct Answer-All of the above ( gray-blue cytoplasm; digestive
vacuoles; ground-glass appearance of cytoplasm with evenly distributed
fine granules; lacy, delicate chromatin and indented nucleus.
A laboratory technician performs a spun microhematocrit. Anxious that
the end of her shift is near, she stops the centrifuge herself instead of
allowing it to stop on its own. She reads her tubes on three male adult
patients and obtains values of 54%, 58%, and 59%. What should she do
now? Correct Answer-Set up new tubes on all three patients and repeat
the procedure with out stopping the centrifuge.
In the fetus, the majority of the hemoglobin is __________. Correct
Answer-HbF
The average life span of a circulating neutrophil is: Correct Answer-6-10
hours
A reticulocyte must contain _______ discrete blue granules to be
counted. Correct Answer-2 or more
Hemoglobin A2 is defined biochemically as: Correct Answer-α2δ2
At what age do fat cells begin to increase in the bone marrow? Correct
Answer-4 years
