ASCP Phlebotomy Practice Test
Questions and Answers
arterial blood leaves the heart through the - correct Answer-aorta
low and high controls are required for a glucose meter. these are run - correct Answer-
exactly the same as patient samples are run
blood culture collection sites are prepared by swabbing the venipuncture site with
iodine, which is left on for at least - correct Answer-20 seconds
arterial walls have thick layers of _______ to withstand increased blood pressure during
the contraction phase of the heart and maintain blood flow during its resting phase -
correct Answer-muscle
what is a normal finding in a plasma speciman - correct Answer-light, yellow color
a blood specimen for a 2 hour postprandial glucose test is collected - correct Answer-
after the patient eats a meal
a patient has a cast on the left arm and an IV in the right forearm. a venipuncture in the
patients right arm must be done - correct Answer-below the IV in a different vein
a specimen for a blood ammonia test is to be preserved from the time of collection until
it is tested in the laboratory. the best course of action is to keep the tube - correct
Answer-in a cup of ice water
the performance and speed of centrifuges should be checked - correct Answer-every 3
months
the preferred depth of incision for a skin puncture of a premature infant is - correct
Answer-0.85 mm
the transportation of blood and body fluid specimens by pneumatic tube system -
correct Answer-is not recommended
when collecting blood samples from a patient with a venous access device (VAD) -
correct Answer-discard the first 5 mL of blood to flush the VAD
a phlebotomist must collect from a patient in isolation with contact precautions. The
appropriate personal protective equipment (PPE) is - correct Answer-gloves and gown
, whn blood leaves the right ventricle, it enters the - correct Answer-right and left
pulmonary arteries
when collecting blood from an infant or neonate, the best site for a skin puncture is -
correct Answer-the medial or lateral section of the foot
what g value and minimum time are used in a centrifuge to effect good separation of
clotted blood from serum - correct Answer-1000 rpm for 10 minutes
obese patients may be difficult to draw because their veins can be more difficult to
palpate. excessive probing by the phlebotomist may - correct Answer-release some
tissue clotting factors
what percentage of water in a human body is found within cells - correct Answer-60%
when preparing a site for venipuncture, which of the following is not mandated - correct
Answer-always start with using iodine
which of the following is true of veins - correct Answer-all veins contain deoxygenated
blood
which of the following is not true of arteries - correct Answer-arteries have a pulse
concerning the collection of a timed specimen, which of the following is true - correct
Answer-if a timed glucose is collected too early, the result could be falsely evaluated
when using vacuum tubes, the proper order of the collection tubes is - correct Answer-
red, light blue, gel separator, green
when performing capillary punctures on neonates, the following order of the collection is
mandated - correct Answer-hematology, chemistry, blood bank
centrifuges should be checked on a regular maintenance schedule using a tachometer
that registers - correct Answer-revolutions per minute (RPM)
which of the following is not an acceptable form of identification, with the exception of a
patient with sever burns or a patient in isolation - correct Answer-patient name card on
the bed or door
which of the following is not standard equipment when performing an arterial puncture
for blood gases - correct Answer-tourniquet
which of the following is mandated in preparation of a patient for a glucose tolerance
test - correct Answer-not fasting for more than 14 hours before the test
Questions and Answers
arterial blood leaves the heart through the - correct Answer-aorta
low and high controls are required for a glucose meter. these are run - correct Answer-
exactly the same as patient samples are run
blood culture collection sites are prepared by swabbing the venipuncture site with
iodine, which is left on for at least - correct Answer-20 seconds
arterial walls have thick layers of _______ to withstand increased blood pressure during
the contraction phase of the heart and maintain blood flow during its resting phase -
correct Answer-muscle
what is a normal finding in a plasma speciman - correct Answer-light, yellow color
a blood specimen for a 2 hour postprandial glucose test is collected - correct Answer-
after the patient eats a meal
a patient has a cast on the left arm and an IV in the right forearm. a venipuncture in the
patients right arm must be done - correct Answer-below the IV in a different vein
a specimen for a blood ammonia test is to be preserved from the time of collection until
it is tested in the laboratory. the best course of action is to keep the tube - correct
Answer-in a cup of ice water
the performance and speed of centrifuges should be checked - correct Answer-every 3
months
the preferred depth of incision for a skin puncture of a premature infant is - correct
Answer-0.85 mm
the transportation of blood and body fluid specimens by pneumatic tube system -
correct Answer-is not recommended
when collecting blood samples from a patient with a venous access device (VAD) -
correct Answer-discard the first 5 mL of blood to flush the VAD
a phlebotomist must collect from a patient in isolation with contact precautions. The
appropriate personal protective equipment (PPE) is - correct Answer-gloves and gown
, whn blood leaves the right ventricle, it enters the - correct Answer-right and left
pulmonary arteries
when collecting blood from an infant or neonate, the best site for a skin puncture is -
correct Answer-the medial or lateral section of the foot
what g value and minimum time are used in a centrifuge to effect good separation of
clotted blood from serum - correct Answer-1000 rpm for 10 minutes
obese patients may be difficult to draw because their veins can be more difficult to
palpate. excessive probing by the phlebotomist may - correct Answer-release some
tissue clotting factors
what percentage of water in a human body is found within cells - correct Answer-60%
when preparing a site for venipuncture, which of the following is not mandated - correct
Answer-always start with using iodine
which of the following is true of veins - correct Answer-all veins contain deoxygenated
blood
which of the following is not true of arteries - correct Answer-arteries have a pulse
concerning the collection of a timed specimen, which of the following is true - correct
Answer-if a timed glucose is collected too early, the result could be falsely evaluated
when using vacuum tubes, the proper order of the collection tubes is - correct Answer-
red, light blue, gel separator, green
when performing capillary punctures on neonates, the following order of the collection is
mandated - correct Answer-hematology, chemistry, blood bank
centrifuges should be checked on a regular maintenance schedule using a tachometer
that registers - correct Answer-revolutions per minute (RPM)
which of the following is not an acceptable form of identification, with the exception of a
patient with sever burns or a patient in isolation - correct Answer-patient name card on
the bed or door
which of the following is not standard equipment when performing an arterial puncture
for blood gases - correct Answer-tourniquet
which of the following is mandated in preparation of a patient for a glucose tolerance
test - correct Answer-not fasting for more than 14 hours before the test
