If the patient is not fasting, which lab test result is most impacted?
a. Cortisol b. Testosterone
c. Triglycerides
d. ACTH-ANSWER c. Triglycerides
Hemolysis in drawn blood may result in an incorrectly low value for:
a. Total protein
Hemoglobin - ANSWER d. Hemoglobin b. Ammonia c. Phosphorus
When the venipuncture needle is inserted and the blood starts to flow out in
pulses, this could mean that:
The patient is experiencing petechiae.
b. The needle has entered a blood vessel.
A needle has been inserted into a vein.
d. The patient's red blood cell count is low. - ANSWER b. The needle has
entered an artery.
What particular tools, if any, might be useful for collecting specimens from
obese patients?
ANSWER a. Large blood pressure cuff b. Specially sized collecting tubes c. An
oxygen mask in case of fainting d. No special equipment should be required
What techniques, if any, can be applied to increase the chances of a successful
puncture in a patient with "difficult" veins?
The patient's arm may be slightly rotated to a new position; the spot may be
warmed; the entire antecubital area may be palpated to trace the vein course; or
all of the above may be done. ANSWER d. All of the above
When the needle is inserted and the blood starts to flow during the venipuncture
technique, what should the phlebotomist do?
, About halfway through the procedure, a. adjust the needle's hub; b. withdraw
the needle; and c. release the tourniquet.
d. Release the adpater - ANSWER c. About halfway through the process,
release the tourniquet.
The following steps should be taken in order to identify a patient for a
phlebotomy procedure:
A two-way match between the ID bracelet and the verbal confirmation; a four-
way match between the bed number, verbal ID, and the doctor; and a three-way
match between the ID bracelet, requisition information, and verbal
d. Verifying verbal identification using a room number - ANSWER c. A three-
way match using requisition information, ID bracelet, and verbal
How long does it take a specimen without an addition to clot, on average?
a. 10 - ANSWER d. 60 b. 15 c. 30 d. 60
Blood is drawn using yellow top tubes for:
Blood gases (a) and blood cultures (b)
c. PT
d. CK-ANSWER b. Cultures of blood
Which vacuum blood collection tube is best for drawing CBC blood?
a. Gray top tube
b. Top tube in yellow; c. Top tube in purple; d. Top tube in red ANSWER c.
Tube with a purple top
11. For coagulation blood testing, which anticoagulant is recommended?
a. Oxalate of sodium b. Citrate of sodium
b. Sodium citrate c. EDTA d. Potassium oxalate ANSWER
A solid mass that blocks a blood vessel and is made of blood components is a:
ANSWER: b. Thrombus a. Lymphostasis b. Thrombus c. Hemolysis d. Petechia
The patient should fast for the following duration before having blood drawn for
a glucose tolerance test:
a. Cortisol b. Testosterone
c. Triglycerides
d. ACTH-ANSWER c. Triglycerides
Hemolysis in drawn blood may result in an incorrectly low value for:
a. Total protein
Hemoglobin - ANSWER d. Hemoglobin b. Ammonia c. Phosphorus
When the venipuncture needle is inserted and the blood starts to flow out in
pulses, this could mean that:
The patient is experiencing petechiae.
b. The needle has entered a blood vessel.
A needle has been inserted into a vein.
d. The patient's red blood cell count is low. - ANSWER b. The needle has
entered an artery.
What particular tools, if any, might be useful for collecting specimens from
obese patients?
ANSWER a. Large blood pressure cuff b. Specially sized collecting tubes c. An
oxygen mask in case of fainting d. No special equipment should be required
What techniques, if any, can be applied to increase the chances of a successful
puncture in a patient with "difficult" veins?
The patient's arm may be slightly rotated to a new position; the spot may be
warmed; the entire antecubital area may be palpated to trace the vein course; or
all of the above may be done. ANSWER d. All of the above
When the needle is inserted and the blood starts to flow during the venipuncture
technique, what should the phlebotomist do?
, About halfway through the procedure, a. adjust the needle's hub; b. withdraw
the needle; and c. release the tourniquet.
d. Release the adpater - ANSWER c. About halfway through the process,
release the tourniquet.
The following steps should be taken in order to identify a patient for a
phlebotomy procedure:
A two-way match between the ID bracelet and the verbal confirmation; a four-
way match between the bed number, verbal ID, and the doctor; and a three-way
match between the ID bracelet, requisition information, and verbal
d. Verifying verbal identification using a room number - ANSWER c. A three-
way match using requisition information, ID bracelet, and verbal
How long does it take a specimen without an addition to clot, on average?
a. 10 - ANSWER d. 60 b. 15 c. 30 d. 60
Blood is drawn using yellow top tubes for:
Blood gases (a) and blood cultures (b)
c. PT
d. CK-ANSWER b. Cultures of blood
Which vacuum blood collection tube is best for drawing CBC blood?
a. Gray top tube
b. Top tube in yellow; c. Top tube in purple; d. Top tube in red ANSWER c.
Tube with a purple top
11. For coagulation blood testing, which anticoagulant is recommended?
a. Oxalate of sodium b. Citrate of sodium
b. Sodium citrate c. EDTA d. Potassium oxalate ANSWER
A solid mass that blocks a blood vessel and is made of blood components is a:
ANSWER: b. Thrombus a. Lymphostasis b. Thrombus c. Hemolysis d. Petechia
The patient should fast for the following duration before having blood drawn for
a glucose tolerance test:
