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WorksheetsPhlebotomy
Total questions: 80
Worksheet time: 40mins
Size of the needle is expressed by:
units
gauge numbers
cubic centimeters
percent
Cellular elements in the blood which are important in coagulations are:
purpura
prothrombin
protoplasm
phagocytes
The universal donor is blood type:
AB
O
A
B
The lenses of the microscope should be cleaned with ____ to prevent scratching.
soft tissue
lens paper
paper towel
cotton
Phlebotomy needles should be stored
in the freezer
at room temperature
in acohol
in an autoclave
Venipuncture at sites with each of the following could affect test results except?
in the region of a hematoma
at a mastectomy site
near tattoo
above an IV line
A blood collection vacuum tube is part of the:
B-D Microtainer system
B-D Vacutainer system
B-D Unopette system
Microvette system
The action by which a fluid will enter a tube or pipette because of the attraction between the glass and liquid is?
capillary action
aspiration
micro pipette
diluting
Which of the following methods is used for detecting Meningitis?
blood analyses
urine culture
measuring carbon dioxide
spinal fluid cultures
A test of the body's ability to absorb and utilize a particular substance is which of the following?
tolerance
crossmatch
CBC
none of the above
What is the name of the compatibility test performed before a unit of blood is determined to be suitable for transfusion?
CBC
crossmatch
glucose
SED rate
Which blood test usually does not require skin puncture?
erythrocyte sedimentation rate
triglycerides
glucose
CBC
For an ABG collection, what is the required amount of sample?
10 ml
7 ml
20 ml
1 ml
Which of the following complications could be associated with the collection of arterial blood gas?
infection
arteriospasm
all are correct
hematoma
If a hematoma starts to form during the course of a phlebotomy, which of the following should be done?
try another site
adjust the depth of the needle
remove the needle and apply pressure to the site
all of the above
What is the special winged needle set that can be left in a patient's vein for up to 48 hours and is used to administered medication and draw blood?
ivy
flanges
heparin lock
none of the above
What is the "ACT" test used to determine?
hemoglobin determination
both a and c
glucose measurements
monitoring heparin therapy
When drawing a blood alcohol, the site cannot be prepped with which of the following?
iodine
alcohol
chlorhexidine
none of the above
The bevel of the needle should be in which position before entering a vein?
positioned downward
positioned upward
positioned toward the site
none of the above
A retractable sheath is part of a
single draw needle
multiple draw needle
lancet
none of the above
Which of the following is not skin puncture equipment?
forceps
safety flow lancet
autolet
butterfly
Needles are color coded according to
length
name brand
gauge
both a and b
The most common antiseptic for a routine blood draw is
70% isopropyl alcohol
povidone iodine
soap and water
none of the above
hemoguard is a type of
slide
splash guard
sheathe
none of the above
Blood composed of formed elements suspended in a fluid is called
plasma
leukocyte
thrombocytes
none of the above
What is an anti-coagulated blood specimen from venipuncture called?
serum
capillary blood
plasma
arterial blood
A labeled specimen must include
name and ID number
date of collection
time of collection
all of the above
Which of the following would be reason to reject a specimen for testing?
use of expired collection tubes
unlabeled specimen tubes
discrepancies on a requisition
all of the above
If a tube of blood is allowed to stand undisturbed, it will separate into:
two major components
four major components
three major components
one major components
Of the following veins, which would be most frequently used for venipunctures?
cephalic vein
basilic vein
median cubital vein
all of the above
What effect does 'warming the site' have on venipuncture?
it keeps veins from rolling
it makes veins stand out
it increases localized blood flow
it causes hemoconcentration
Hematoma during venipuncture results from which of the following?
needle bevel against the vein wall
needle is occluded
needle bevel is partially inserted in the vein
tourniquet is on too tight
It is necessary to control the depth of a lancet insertion during the skin puncture to avoid?
puncturing the vein
bacterial infection
osteomyelitis
excessive bleeding
Blood smears for evaluation of cells should have which of the following characteristics?
a feathered edge
no ridges, lines or holes
at least one half of the slide should be covered
all of the above
Which of the following items are needed to collect a blood culture specimen?
alcohol preps
iodine scrub swab stick
disposable gloves
all of choices
For the epinephrine tolerance test, blood is collected to test for:
epinephrine
HIV
blood nitrogen
blood sugar
How many major types of proteins are contained in the blood?
2
5
4
6
Lab results are unreliable if specimens are collected
during basal state
after ingestion of water
after ingestion of alcohol
none of the above
Spinal fluid cultures would be used to determine
AIDS
Meningitis
streptococcus
rabies
Which of the following dyes would be used to test a patient's liver function?
bromsulphalein dye
indocyanine green dye
cardio-green dye
all of the above
The test that is required to test the patient's insulin releasing mechanism is called
Hollander test
D-xylose
glucose tolerance
Duke bleeding time
Anticoagulants prevent the blood from
thinning
forming a clot
becoming fibrinogen
none of the above
Which of the following are not true about capillaries?
the may be so small that only one cell can pass through
they have sensitive nerve endings
they link arterioles to venules
they have walls permeable to oxygen, glycose and water
The laboratory test for cholesterol would be for
pregnancy
inflammation
assessing risk of coronary heart disease
measuring the severity of anemia
To evaluate the endocrine system you would
test spinal fluid
analyze hormone levels
do a blood gas analysis
do a urine culture
Which of the following factors result in failure to draw blood during venipuncture?
losing the vacuum in the tube
needle was inserted through the vein
veins are sclerosed
all of the above
A puncture resistant leak proof container used to dispose of used needles, lancets, and other sharp objects is
a shaft container
a trash container
a sharps container
a storage container
Gout is identified by which type of blood test?
uric acid
potassium
glucose
cholesterol
Which blood test identifies coronary artery disease and artherosclerosis?
total cholesterol
uric acid
glucose
bilirubin
Which of the following is used in the capillary puncture technique?
a lancet
a needle
a syringe
an evacuation system
Which of the following may cause changes in the basal state?
stress and drugs
exercise
diet
all of the above
A prolonged bleeding time is indicative of:
low platelet count
low red cell count
low white cell count
low glucose level
The most frequently occurring lab acquired infection is
HIV infection
HBV infection
TB
common cold
WBC is an abbreviation for a common laboratory test for
white blood cell
white basilic count
white blood count
white blood clot
Hemoconcentration can be caused by:
squeezing or probing the site
long term IV therapy
tourniquet left on for extended periods of time
all of the above
Which method of drawing blood would you use on a patient with small or fragile veins?
the evacuation system
the capillary puncture
the automatic puncturing device
the needle and syringe system
The most common sites for venipuncture are the
femoral and inguinal veins
median cubital and cephalic veins
great saphenous/superior vena cava veins
popliteal and posterior tibial veins
Which of the following is used to prepare the skin before a venipuncture when alcohol causes inaccurate results for certain tests?
soap and water
hydrogen peroxide
water
hibiclens
The process of clotting is called:
coagulation
phagocytosis
morphology
hemolysis
Which of the following is the clear, yellow liquid in which the formed elements of blood are suspended?
plasma
erythrocytes
leukocytes
platelets
Bacteria reproduced very slowly.
true
false
the most common type of culture medium used in the laboratory is blood sugar.
true
false
A stool specimen that is mixed with urine is an appropriate specimen for examination.
true
false
The most common device for obtaining cultures is the sterile swab.
true
false
Untreated strep throat is not serious and does not lead to complications.
true
false
A smear is a specimen spread thinly and unevenly across a slide.
true
flase
When obtaining a throat culture specimen from a patient, wear examination gloves, goggles, and a mask or face shields.
true
false
If blood does not appear, the bevel may be resting against the wall of the vein, rotating the needle a quarter of a turn will allow the blood to flow freely.
true
false
Often, a patient has veins that are more prominent in the dominant arm.
true
false
Arterial punctures have a lower risk infection.
true
false
The 10cc syringe is the most common size used for routine venipuncture.
true
false
Routine venipuncture is the main method used to obtain a blood sample for diagnostic testing.
true
false
Following the removal of the needle during a routine venipuncture, direct pressure is applied to the site with a gauze pad, for 3-5 minutes.
true
false
Dispose of the needle immediately after withdrawing from the patient's vein.
true
false
Following the needle disposal, the tubes should be immediately labeled.
true
false
High density lipoprotein cholesterol is known as "bad" cholesterol.
true
false
A lancet is used in the capillary puncture technique
true
false
Micropipettes are small disposable instruments with a sharp point used to puncture the skin.
true
false
Abnormal level of sodium in the blood is 136-145 mEg/L.
true
false
Gout is identified by the blood test uric acid.
true
false
