CMLA EXAM REVIEW 2025 QUESTIONS
AND ANSWERS
The most commonly performed test for anticoagulation therapy is: - ANS the prothrombin
time
If a urine specimen cannot be tested within ________ it should be refrigerated. - ANS 1 hour
Insufficient centrifugation while performing a microhematocrit will result in: - ANS a false
increase in hematocrit value
A decrease in the number of white blood cells is known as: - ANS leukopenia
Which urine parameter would be abnormal when a patient has been fasting? - ANS ketones
Patients with uncontrolled diabetes will have abnormal results in the following urine
parameter(s): - ANS glucose and ketones
The change in the shape of erythrocytes as observed on a peripheral smear is described as: -
ANS poikilocytosis
The most common test performed in the hematology department is: - ANS CBC - complete
blood count
What does an elevated ESR (erythrocyte sedimentation rate) indicate? - ANS inflammation
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,What mineral is essential for hemoglobin production? - ANS iron
What is the major Hgb found in the RBCs of patients with sickle cell anemia? - ANS Hgb S
The term for increased white blood cell count is: - ANS leukocytosis
The function of the kidney is to remove _____ and reabsorb ____. - ANS waste products,
water
What is the normal WBC differential lymphocyte percentage in the adult population? -
ANS 20%-44%
Which urine parameter would be abnormal if there were bacteria present in the urine? -
ANS nitrates
The ratio of the volume of RBC to the total volume of blood is known as: - ANS hematocrit
Which WBC produces antibodies? - ANS lymphocytes
The most common cause of leukocytosis is: - ANS a bacterial infection
How is a sterile urine sample collected? - ANS by having the nurse collect while using a
catheter
Which of the following cells are phagocytic? - ANS neutrophils and monocytes
What cells are involved in hemostasis? - ANS platelets
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, Variation in red cell size observed on a peripheral smear is described as: - ANS anisocytosis
What is the total magnification of a microscope with a 10X eyepiece and a 40X objective? -
ANS 400
A urine sample can be refrigerated for up to _______ and must be allowed to warm to room
temperature prior to testing. - ANS 4 hours
What is the normal range for urine specific gravity? - ANS 1.010 to 1.025
The process by which a cell engulfs a foreign material such as a bacteria or virus is known as: -
ANS phagocytosis
What will happen to the WBC count in a patient with acute appendicitis? - ANS it will be
elevated
What type of cell will be increased in cases of mononucleosis (mono)? - ANS atypical
lymphocytes
What causes an ammonia smell in urine? - ANS excessive bacteria
Which urine parameter would be abnormal if a patient has chronic high blood pressure? -
ANS protein
Which urine parameter would be abnormal in a patient with uncontrolled diabetes? -
ANS ketones
What is the blood tube of choice for the hematology department? - ANS lavender (EDTA)
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AND ANSWERS
The most commonly performed test for anticoagulation therapy is: - ANS the prothrombin
time
If a urine specimen cannot be tested within ________ it should be refrigerated. - ANS 1 hour
Insufficient centrifugation while performing a microhematocrit will result in: - ANS a false
increase in hematocrit value
A decrease in the number of white blood cells is known as: - ANS leukopenia
Which urine parameter would be abnormal when a patient has been fasting? - ANS ketones
Patients with uncontrolled diabetes will have abnormal results in the following urine
parameter(s): - ANS glucose and ketones
The change in the shape of erythrocytes as observed on a peripheral smear is described as: -
ANS poikilocytosis
The most common test performed in the hematology department is: - ANS CBC - complete
blood count
What does an elevated ESR (erythrocyte sedimentation rate) indicate? - ANS inflammation
Copyright ©2025 THEBRIGHT ALL RIGHTS RESERVED 1
,What mineral is essential for hemoglobin production? - ANS iron
What is the major Hgb found in the RBCs of patients with sickle cell anemia? - ANS Hgb S
The term for increased white blood cell count is: - ANS leukocytosis
The function of the kidney is to remove _____ and reabsorb ____. - ANS waste products,
water
What is the normal WBC differential lymphocyte percentage in the adult population? -
ANS 20%-44%
Which urine parameter would be abnormal if there were bacteria present in the urine? -
ANS nitrates
The ratio of the volume of RBC to the total volume of blood is known as: - ANS hematocrit
Which WBC produces antibodies? - ANS lymphocytes
The most common cause of leukocytosis is: - ANS a bacterial infection
How is a sterile urine sample collected? - ANS by having the nurse collect while using a
catheter
Which of the following cells are phagocytic? - ANS neutrophils and monocytes
What cells are involved in hemostasis? - ANS platelets
Copyright ©2025 THEBRIGHT ALL RIGHTS RESERVED 2
, Variation in red cell size observed on a peripheral smear is described as: - ANS anisocytosis
What is the total magnification of a microscope with a 10X eyepiece and a 40X objective? -
ANS 400
A urine sample can be refrigerated for up to _______ and must be allowed to warm to room
temperature prior to testing. - ANS 4 hours
What is the normal range for urine specific gravity? - ANS 1.010 to 1.025
The process by which a cell engulfs a foreign material such as a bacteria or virus is known as: -
ANS phagocytosis
What will happen to the WBC count in a patient with acute appendicitis? - ANS it will be
elevated
What type of cell will be increased in cases of mononucleosis (mono)? - ANS atypical
lymphocytes
What causes an ammonia smell in urine? - ANS excessive bacteria
Which urine parameter would be abnormal if a patient has chronic high blood pressure? -
ANS protein
Which urine parameter would be abnormal in a patient with uncontrolled diabetes? -
ANS ketones
What is the blood tube of choice for the hematology department? - ANS lavender (EDTA)
Copyright ©2025 THEBRIGHT ALL RIGHTS RESERVED 3
