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WorksheetsCh. 8 TEST- Preparing for Specimen Collection
Total questions: 40
Worksheet time: 20mins
Which of these needles has the widest lumen?
A 25-gauge butterfly needle
A 23-gauge butterfly needle
A 21-gauge straight multisample needle
An 18-gauge straight multisample needle
List the following tubes in the correct order of draw for a venipuncture: lavender, light blue, green.
Light blue, lavender, green
Green, light blue, lavender
Light blue, green, lavender
Lavender, green, light blue
PBT John has an order to draw a specimen that must be kept cold after collection. When should he get the equipment he needs to keep the specimen cold?
Before he draws the patient’s blood
Immediately after the blood is drawn
After the patient has left the drawing station
The next time Yousef has a scheduled break
The purpose of a tourniquet used for venipuncture is to
Cut off all blood flow into and out of the area of a blood draw
Restrict the return of venous blood
Restrict the flow of arterial blood
Arterialize the blood in the patient’s veins
This part of a needle is often color coded based on the needle’s gauge:
The bevel
The shaft
The safety device
The hub
A patient’s ______________ cannot be used in the process of confirming patient identity.
First name
Last name
Date of birth
Hospital room number
What must be within arm’s reach during a blood draw?
An ice pack
A spare needle
A sharps container
An extra pair of gloves
Which of these may make a blood draw more comfortable for a patient who is obese?
A narrower tourniquet
A bariatric drawing chair
A shorter venipuncture needle
An ice pack to aid in vein selection
The terms peak and trough relate to what kind of blood testing?
Testing for glucose levels
Testing for hormone levels
Testing for therapeutic drug levels
Testing for drugs of abuse
Which of these would be collected first during a capillary specimen collection?
A heparin tube
A serum tube with clot activator
An EDTA tube
A serum tube with no additives
Collection tubes used to draw whole blood specimens always contain this type of additive:
Anticoagulant
Clot activator
Separator gel
Antiglycolytic (sodium fluoride)
PBT Janelle has requisitions marked routine, stat, and ASAP. In what order should these patients be called?
ASAP, stat, routine
Stat, ASAP, routine
Routine, ASAP, stat
Stat, routine, ASAP
Which of these is a preanalytical error?
A provider contacts the wrong patient about test results
A medical technologist uses the wrong process to test a specimen
A pharmacist puts the wrong medication in a container when filling a prescription
A phlebotomy technician does not mix a specimen correctly after collecting it
What part of a needle is called the bevel?
The hollow space inside the needle
The angled opening
The threaded area where the tube holder is screwed on
The raised edge of the tube holder
Blood is tested for the presence of bacteria by
performing a
complete blood count
complete blood count with differential
coagulation study
Preanalytical errors take place
In the process of creating a treatment plan
based on test results
Before testing is performed on a specimen
Before the patient enters a laboratory for a blood draw
During the testing process
A PBT can cause preanalytical errors by
Filling collection tubes in the wrong order
Mixing specimens with tube additives
immediately after a blood draw
Labeling a specimen tube after collection
Delivering a specimen for testing immediately after drawing it
What equipment would be best to use when
performing venipuncture on an elderly patient
currently having chemotherapy?
A winged collection set and syringe with a
23-gauge needle
A winged collection set and evacuated
tubes with a 21-gauge needle
A 23-gauge straight multisample needle
and evacuated tubes
A 21-gauge straight multisample needle
and evacuated tubes
Collection tubes for capillary puncture usually have a volume of
1.0 - 3.0 mL
0.125 - 0.6 mL
1.8 - 2.2 mL
0.25 - 1.0 mL
The substances studied in blood tests are called
analytes
materials
factors
activators
which of the following may be present in a collection tube but in most cases does not change the qualities of the blood itself?
calcium-binding anticoagulants
thrombin-inhibiting anticoagulants
clot accelerators
separator gel
Glycolysis is prevented by the additive
sodium fluoride
potassium oxalate
sodium oxalate
EDTA
A SST tube is often used for _____ tests.
coagulation
serology
hematology
glucose
A patient has orders for a blood culture and hematology studies. Which of these indicates the proper order for drawing these specimens?
Yellow-topped SPS tube/blood culture bottles, lavender-topped tube
light blue topped tube, yellow-topped SPS tube/blood culture bottles
yellow-topped ACD tube/blood culture bottles, light green-topped tube
Yellow-topped SPS tube/blood culture bottles, gold-topped tube
A patient has just received a medication by mouth. Her provider has ordered that her peak medication level be checked. When is a blood draw most likely to show peak medication level?
in an hour
in 30 minutes
right before she receives the next infusion
immediately
Which of the following might be used to confirm the identity of a patient who is unable to speak?
a name tag on the patient's door
a family member at the patient's bedside who states and spells his name
a roommate who nods when asked if the patient's name is the name on the requisition form
a chart on the patient's bedside table
The best attidude a PBT can adopt for a safe blood draw is
"I've already done this hundreds of times. This patient won't be any different."
"I know each patient is different, so I will be ready for anything."
"I am going to expect trouble from every patient."
"The sooner I can finish this draw, the sooner I won't have to worry about things going wrong."
Patients who say they have fainted during previous blood draws
should not have blood drawn again
should be placed on a reclined or flat surface for a blood draw
require that a provider be present during all blood draws
should sit on the edge of an exam table for a blood draw
a foam wedge may be used
to restrain a pediatric patient in a chair
to help position a patient's arm
to cushion specimen tubes
to stick needles into after use before they are discarded
One of these patients is more likely than the others to be misidentified. Which one?
a patient named Tim Brown who has Alzheimer's disease
a patient named Andres Calderon who is fluent in Spanish and English
a patient named Beatrice Seddon who has diabetes
A pediatric patient named Natasha Disher whose father is accompanying her
A large group of patients checks in first thing in the morning for routine blood tests. When the last patient in this group is seen by a PBT at 8:30 a.m., she reports that she ate last over 15 hours ago. Which of the following is true?
There is no concern that the length of the patient's fast will affect any analytes.
There is a chance that the length of the patient's fast will affect some analytes.
The patient should have fasted longer than 15 hours.
The PBT should tell the patient she should have eaten dinner later.
Jousting or rough handling of collection tubes
does not create any problems in specimens
makes sure that specimens are mixed thoroughly with additives
can damage cells in a specimen
is sometimes allowable, depending on the test that will be done
A phlebotomist is explaining a phlebotomy procedure to a patient wearing hearing aids, who is also distracted. Which question should the PBT ask to ensure the patient understands the prodecure?
"do you hear what I said?"
"do you understand what you need to do?"
"would you like me to repeat the directions?"
"do you need me to talk slower?"\
A PBT should identify that which of the following information is required for positive identification of a patient in an outpatient facility?
Attached ID band, full name, accession number
Picture ID, full name, date of birth
accession number, full name, date of birth
medical requisition number, full name, date of draw
That patient's identification band is sitting on the bedside table. The patient states, "I hate wearing it, so I took it off." Which of the following statements should you make?
"I will ask the nurse to replace the identification band."
"Please show me your driver's license."
"I will proceed with the blood draw."
"I will ask your roommate to verify your identification."
A PBT is preparing to collect specimens to determine a patient's peak and trough levels. Which of the following actions should the technician take?
Ask the patient when he received the medication
Perform the draw the time assigned on the requisition form
Ask the nurse when the medication was administered
Perform the draw as soon as possible after breakfast
A patient asks a phlebotomy technician why his blood is being drawn. Which of the following responses would the technician make?
"The test is critical to determining your diagnosis."
"You should ask your provider about the test."
"Your provider has ordered cardiac enzymes and digoxin levels."
"You provider has ordered these tests in order to rule out cancer."
After drawing blood into an SST, what is the next step?
Centrifuge the tube
Have the tube stand upright for 30-45 minutes
Place the tube in the refrigerator
Put the serum into the transfer tube
A patient has orders for a blood culture and
coagulation studies. Which of these indicates
the proper order for drawing these specimens?
Yellow-topped SPS tube/blood culture
bottles, light-blue-topped tube
Light-blue-topped tube, yellow-topped SPS
tube/blood culture bottles
Yellow-topped ACD tube/blood culture
bottles, light-green-topped tube
Yellow-topped SPS tube/blood culture
bottles, lavender-topped tube
A patient has just received a medication by IV.
Her provider has ordered that her peak medication level be checked. When is a blood draw
most likely to show peak medication level?
In an hour
In 30 minutes
Right before she gives the next infusion
Immediately
