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MLT Hematology Exam 1 Questions & answers
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MLT Hematology Exam 1Hematology is the study of - ✅✅-Blood cells
The morphology of blood cells is important to evaluate - ✅✅ -when flag limits
established by medical laboratory scientists in the laboratory are exceeded.
✅✅
Who is ultimately responsible for determining the specimen integrity before
analysis? - -medical laboratory professional
Hematocrit is also called -✅✅-Packed red cell volume
The primary function of platelets is to - ✅✅-facilitate blood clotting
✅✅
Which of the following can be evaluated only through the microscopic
examination of a stained blood film? - -presence or absence of cytoplasmic
inclusions
✅✅
Upon centrifugation of a blood specimen, the layer between the red blood cells
and plasma is called the - -Buffy coat
Select the term that describes a high white blood cell count. - ✅✅-Leukocytosis
✅✅
Which laboratory specimens must be treated with standard precautions? -
-all human blood and body fluids
✅✅
Which of the following procedures is safe from the production of an aerosol mist?
- -manual differentials on blood films
✅✅
Safety training must be provided and documented at the time of initial
assignment and how often thereafter? - -Annually
✅✅
What is the first and most important thing to do before repairing electrical
laboratory equipment? - -Unplug it
Who is responsible for laboratory employee safety? - ✅✅-All of the above
, ✅✅
What is the best source of information regarding the nature of a chemical and its
hazards? - -Safety data sheets (SDS)
Standard precautions written by OSHA are designed to - ✅✅-protect
employees from possible infectious contamination.
✅✅
Personal protective clothing, which must be provided by the employer, includes -
-Gloves
✅✅
What test result is most affected by the absence of patient fasting? -
-Glucose
The normal WBC count per uL is - ✅✅-5,000 - 10,000
Erythropoietin is produced in the: - ✅✅-Kidney
✅✅
Which group of patients is associated with the highest hemoglobin values? -
-Newborns
✅✅
Which of the hematopoietic sites is involved in metabolizing bilirubin? -
-Liver
What three values are needed prior to calculation of red cell indices? - ✅✅-red
cell count, hemoglobin, hematocrit
Stomatocyte - ✅✅-small, off-centered pallor that resembles a mouth
The primary component of plasma is: - ✅✅-Water
Target cell - ✅✅-resembles a bull's eye
What anticoagulant is used primarily in hematology? - ✅✅-EDTA
✅✅
Calculate MCV from the following data: RBC is 4.50 x 10^12/L and HCT is 30. -
-66.7 fL
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