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Phlebotomy Essentials Chapters 9, 10, 11 & 12 Review Flashcards | StudBud
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Phlebotomy Essentials Chapters 9, 10, 11 & 12 Review
Phlebotomy Essentials Chapters 9, 10, 11 & 12 Review
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1
A bariatric phlebotomy chair is designed for individuals who are
Apt to faint
Overweight
Paralyzed
Mentally ill
2
This test CANNOT be collected by capillary puncture and taken to the laboratory for processing and testing
Bili
Hgb
PTT
Lead
3
Which of the following is a proper capillary puncture procedure?
Wipe away the first drop of blood
Milk the site to keep the blood flowing freely
Clean the site thoroughly with povidone-iodine
Puncture parallel to fingerprint grooves
4
Which of the following test may require special chain of custody documentation when the specimen is collected?
Drug screen
Blood culture
TDM
Cross-match
5
Most test results reference ranges are values for:
Healthy individuals
People the same age
Specific disorders
Patients who are ill
6
As a general rule serum or plasma should be removed from the cells within
90 minutes
60 minutes
120 minutes
30 minutes
7
A panic value is a/an
Test control that is out of range
Result that cannot be repeated
Significantly abnormal test result
Sign of instrument malfunction
8
An arm that is paralyzed
Has no muscle function
Has sensory damage also
Is the result of a stroke
Is a permanent condition
9
Which federal agencies regulate the transporting of biological specimens offsite?
DOT and IATA
EPA and CLSI
CLIA and EPA
All of the above
10
After arriving in the laboratory, all specimens are immediately
Refrigerator until processed
Centrefuse to stop glycolysis
Uploaded to testing instruments
Logged in or accessioned
11
A serum loqua has a fibro clot in it. The most likely cause is the specimen was
Hemolyzed from improper transportation
Spun too long with The tube stopper off
From a patient with a high platelet count
Centrifused before clotting was complete
12
Which of the following is the most critical part of a blood culture collection?
Timing of the second set of cultures
Adequately mixing the media vials
Selecting the collection site
Antisepsis of the collection site
13
Which of the following tests must have a 9:1 ratio of blood to anticoagulant in the collection tube?
Two-hour PP
Protime
Electrolytes
Blood culture
14
How quickly does a patient have to completely finish their glucose beverage for a glucose tolerance test?
10 minutes
7 minutes
1 minute
5 minutes
15
Which of the following tests are collected in a trace-element-free tube?
Aluminum
Hemoglobin
ABGs
BUN
16
According to CLSI, a hill puncture lancet should punctured no deeper than
3.0 mm
1.5 mm
2.5 mm
2.0 mm
17
If a venipucture fails to draw blood and there is a slight vibration of the needle, this could be a sign that the needle
Is up against a valve
Went through the vein
Struck a hematoma
Penetrated a nerve
18
The blood specimen for this test is placed in circles on special filter paper
CBGs
Malaria
PKU
Bilirubin
19
Which of the following would be most likely to allow reflux to occur during venipuncture?
Tourniquet release on blood flow
Using the wrong order of draw
Lateral redirection of the needle
Filling the tube stopper end first
20
Which of the following fingers is the best choice for a capillary puncture?
Index or pinky
Thumb or middle
Pinky or middle
Middle or ring
21
What should you do when a patient complains of pain when the needle is inserted & continuously complains during the draw
Ask patient if they want to continue the draw
Discontinue the draw and attempt collection at another site
Distract the patient with small talk and continue the draw
Tell the patient to hang in there as you have only one tube left
22
Which of the following is the least hazardous area of an infant word for capillary puncture?
Lateral plantar heel surface
Central area of the heel
Medial area of the arch
Posterior curvature of the heel
23
Removing a unit of blood from a patient and not replacing it is used as a treatment for
Polycythemia
Leukemia
Arthritis
Tuberculosis
24
Which of the following test specimens can be analyzed without being centrifuged?
Hemoglobin A 1 c in a EDTA tube
Cholesterol in a gel barrier tube
STAT potassium in a heparin tube
Bilirubin in an amber microtube
25
Most POC analyzers are interface capable, but the decision to do so is based on the
Number of that analyzers available
Cost of the test being performed
Impact the test result has to the patient
Type of POCT instrument being used
26
A patient has several short lengths of IV–type tubing protruding from his chest. This is most likely a/an:
Port
A-line
CVC
PICC
27
Which of the following specimens can be sent refused immediately?
CBC collected in a lavender top
Bilirubin collected in a red top tube
Creatinine collected in a SST
Electrolytes collected in a PST
28
Peak levels of this analyte typically occur around 08:00 hours.
Bilirubin
Glucose
Cortisol
Eosinophil
29
What color is the stopper of a CTAD tube? What type of test is it used for? Why is it used?
Light blue. Coagulation. To inhibit platelet activation.
Gray. For blood alcohol test. Inhibits volatilization of alcohol
Lavender. Molecular genetic testing. Preserves DNA
Orange. Special chemistry. To decrease clotting time.
30
If collected by capillary puncture, which test specimen is collected first?
Glucose
Phosphorus
CBC
Electrolytes
31
An AV fistula is most commonly used for
Fluid infusion
Drawing blood
Chemotherapy
Dialysis access
32
The concentration of this substance is higher in capillary blood than it is in venous blood
Blood urea nitrogen
Carotene
Glucose
Total protein
33
Capillary action is a term used to describe how
Arterial blood enters the capillaries
Warming can increase blood flow
Blood fills a microhematocrit tube
Cells spread across a blood smear
34
When should the 1-hour Glucose tolerance test be collected if draw is at 8:15 & beverage was finished at 8:20?
9:50
9:20
9:15
9:45
35
Logging onto most computer systems requires the use of a/an
Password
Barcode reader
Accession number
Modem
36
Which of the following is a test that measures packed cell volume?
Hct
INR
hCG
TnT
37
Veins that feel hard and cord-like when palpitated may be:
Venules
Collapsed
Fistulas
Thrombosed
38
Tiny red spots that appear on a patient’s arm when the tourniquet is applied are a sign that the
Patient has anemia
Site may bleed excessively
veins are sclerosed
Patient is allergic to nitrile
39
What has most likely happened when you hear a hissing sound there’s a spur of blood into the tube and blood flow stops?
Reflux of tube contents
The needle went too deep
Tube vacuum escaped
The vein has collapsed
40
Computer networking caused Congress to take steps to eliminate patient confidentiality violations by
Not using the ethernet
Eliminating cable connections
Enacting HIPAA
Limiting the network size
41
Which of the following blood specimens should be transported in an ice slurry?
Beta-carotene
Cold agglutinin
Homocysteine
Electrolytes
42
All blood specimens transported by a courier must be
Centrifuged prior to transportation
Placed in a refrigerated container
Protected from direct sun exposure
Transported horizontally for safety
43
Which of the following is a type of machine used to separate the serum or plasma from blood cells in a sample?
Cholestech
Glucometer
StatSpin
Hemostat
44
After obtaining a specimen for a cold agglutinin test, blood must be transported
Protected from light
As a “STAT” test
At body temperature
In a cooling rack
45
Which of the following would be omitted from a lab generated computer label?
Collector’s initials
Physicians name
Patient diagnosis
Time of collection
46
When making a routine blood smear, the “pusher slide” is normally used at an angle of how many degrees?
30
60
45
15
47
Which of the following specimen should be protected from light?
Glucose
Bilirubin
CBC
BUN
48
When the arm of the patient is swollen with excess fluids, the condition is called
Hemolysis
Syncope
Icterus
Edema
49
Common chemistry tests performed by POCT instruments include
Na and K
T4 and TSH
Hgb and Hct
PT and PTT
50
Which of the following specimens would be acceptable for testing?
Potassium specimen that is hemolyzed
Specimen locking an identification label
CBC collected in a lavender top tube
Protime specimen in a partially filled tube
51
Should you collect a glucose tolerance test one hour after the specimen draw or after the patient finishes beverage?
1 hour after patient’s fasting specimen draw
1 hour after patient finishes glucose beverage
52
Capillary puncture supplies include all the following except
Microcollection device
Lancet
Gauze pad
Povidone-iodine pad
53
The difference between barcodes and radio frequency identification is
RFID cannot be used for specimen labeling
RFID is not standardized
RFID can work up to 100 feet
RFID is less expensive
54
Capillary puncture is typically performed on adults when
Patients have thrombotic tendencies
All of the above
Veins are all saved for chemotherapy
No accessible veins can be located
55
Which of the following test requires an arterialized specimen
Electrolytes
Blood gases
Bilirubin
Glucose
56
Barcoding in this area of healthcare is unlikely at the present time
Drug administration
Patient identification
Supply inventory
CLIA documentation
57
Required PPE when processing specimens would EXCLUDE
Disposable gloves
Fluid resistant lab coats
Chin-length face shields
Fluid resistant shoe covers
58
Which of these tests are most affected if the patient is not fasting?
Glucose and triglycerides
Blood culture and thyroid profile
CBC and protime
RA and cardiac enzymes
59
Capillary puncture blood contains
Interstitial fluids
Arterial blood
All of the above
Venus blood
60
Which of the following conditions disqualifies a sight for capillary puncture?
Swollen
Cyanotic
Edematous
All of the above
61
What complications might you expect & how do you prepare for an overweight patient who is vomiting and has not eaten?
Patient should lie down
You should tell patient to come back when they feel better
Patient should stand up and drink water
Have patient lie down and have something in case they vomit
62
TDM peak concentration may be defined as the
Concentration required for maximum drug effectiveness
Lowest concentration of the drug during a dosing interval
None of the above
Highest concentration of the drug during a dosing interval
63
What type of specimen is needed for a guaiac test?
Blood
Breath
Urine
Feces
64
Which of the following situations can result in hemoconcentration?
Partially filling a normal–draw tube
Mixing the specimen too vigorously
Drawing a large tube with a small needle
Leaving the tourniquet on over one minute
65
When drawing a blood alcohol specimen, it is acceptable to clean the arm with
Tincture of iodine
Methanol prep
Benzalkonium chloride
Isopropyl alcohol