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Phlebotomy NHA Practice Flashcards | StudBud
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Phlebotomy NHA Practice
Phlebotomy NHA Practice
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1
All of the reasons A PBT should avoid aggressively squeezing the heel during an infant stick EXCEPT
It can cause jaundice
Causes cells to hemolyze
Painful to Patient
Forces tissue into sample
2
The maximum amount of blood that can be safely drawn from a pediatric patient is primarily based on their:
Pain tolerance
Weight
Oxygen saturation
Diet
3
Which is a symptom of shock ?
Increased urine output and shortness of breath
Low blood pressure and clammy skin
Nausea and vomiting with skin in abdomen
High blood pressure and warm skin
4
Which of the following types of blood has the highest oxygen level?
Venous
Arterial
Clotted
Hemolyzed
5
A dipstick can be used in urinalysis to test for all of the following EXCEPT:
Parasites
Glucose
PH level
Red blood cells
6
Which of the following types of urine specimens are used for diabetic screening ?
Random
2 hour postprandial
24 hour
Clean catch midstream
7
What color is the top of tubes used for blood bank specimens?
Pink
Red
Royal blue
Green
8
A risk of drawing blood from the median cubital vein is possible damage to the
Brachial artery
Lateral cutaneous nerve
Median nerve
Radial artery
9
Which of the following is an acceptable IV site ?
Bruised tissue
A vein used for IV 3 days ago
An arm with lymphedema
Burned hand tissue
10
Standard blood tests must be tested or centrifuged within
2 hours
1 hour
4 hours
12 hours
11
Gas exchange occurs in which type of vessel ?
Arteriole
Vein
Venule
Capillary
12
A person with blood type O has both anti A and anti B plasma antibodies.
True
False
13
How far above the intended site of blood draw should a tourniquet be placed?
0-1 inch
2-4 inches
5-7 inches
7-10 inches
14
How long should a Venipuncture site be allowed to air dry after being cleansed with an antiseptic
Two minutes
30 seconds
One minute
15 seconds
15
When is a postprandial test done?
2 hours after eating a meal
2 hours before eating a meal
2 hours after excercise
1 hour after waking
16
Platelets are essential for
Coagulation
Destroying pathogens
Oxygen delivery
Fighting infection
17
Basal state refers to the bodys metabolic state
Immediately after glucose ingestion
Two hours after a meal
After fasting for 12 hours
While asleep
18
Numbers are assigned to specimens for tracking purposes during accessioning.
False
True
19
Which of the following is a sign that a sample has been hemolyzed ?
The stopper on the tube is loose
The sample has casts in it
The serum is pink after centrifugation
The tube is cracked
20
What’s important to do when communicating with angry or anxious patient ?
Tell them you will return when they are calm
Stay calm, speak clearly using shirt simple sentences
Call security
Provide patient education
21
Which of the following arteries carries deoxygenated blood ?
Radial artery
Aorta
Femoral artery
Pulmonary artery
22
A patient rolls up their sleeve and presents their arm for a blood draw. This is an example of
Implied consent
Informed consent
Indirect consent
Expressed consent
23
A pregnant minor can give informed consent
True
False
24
A blood sample is drawn into purple topped tube with EDTA. What is the sample used for ?
Potassium level
Complete blood count
Basic metabolic panel
Glucose
25
What is the correct way for a PBT to introduce themselves to a patient ?
Hi, I’m the PBT here to draw your tests
Hi I’m here to draw your lab work
Hi, my name is Jaime
Hi my name is Jamie Smith. I’m the PBT who will draw your labs this morning
26
Blood specimens are transported in
Gloved hand
Leakproof box or bag
Biohazard bags
Any of the above
27
Which should NOT be used to confirm the identity of patient before venipuncture ?
Date of birth
Social security number
Room number
Medical records number
28
Which precaution must a PBT take when checking the blood pressure of an HIV positive patient ?
Washing hands
Using contact precaution
Wearing gloves
Wearing a gown
29
A cross match test checks for
The compatibility of donor blood with recipient blood
Type of antibiotics that will treat a patients infection
Prescense of bacteria in blood
Average glucose level over three months
30
Contact with which of the following substances does not require the use of standard precautions?
Urine
Sweat
Blood
Vomit
31
How is a light sensitive sample stored for transport ?
In a UV box
Second specimen cup
In amber tubes
In black tubes
32
Which of the following should a patient NOT do before a sputum culture?
Use antibacterial soap
Wear restrictive clothing
Use antibacterial mouthwash
Take an antihistamine
33
Which blood level is NOT elevated by hemolysis?
Potassium
Ammonia
Iron
Red blood cells
34
What is specific to how a stat specimen is processed ?
It is processed at patients bedside
It is processed immediately before any routine tests
It is processed at room temp
Can only be processed by certified lab personnel
35
What is a needle insertion angle for drawing blood from superficial hand veins ?
10 degrees
90 degrees
20 degrees
45 degrees
36
What does a breathalyzer test for ?
Blood in mouth
Bacteria in respiratory tract
Acid reflux
Blood alcohol level
37
Prothrombin time (PT) is used to access
Liver function
Kidney function
Electrolyte levels
Coagulation
38
The common cold, influenza and HIV are caused by which type of infectious agent ?
Virus
Helminith
Protoza
Bacteria
39
What is a requisition order ?
The order of in which specimens are collected
A doctors written instructions
A PBTs list of specimen collections for the day
Laboratory inventory list
40
Which if the following sites is acceptable for a skin puncture for an adult
Ante cubital fossa
Pad of index finger
Pad of ring finger
Back of hand
41
Pregnancy is confirmed by testing for
Thyroid stimulating hormone
Cold agglutinins
C reactive protein
Human chorionic gonadotropin
42
How should a PBT react when a patient is angry about a long wait ?
Attempt to restrain the patient
Remain calm and use a normal voice
Speak loudly over the patient
Call security
43
Procedure used to collect amniotic fluid is
Angioscopy
Amniocentesis
Amniotomy
Catheterization
44
The maximum depth for an infant heel stick is
2mm
1cm
2cm
1mm
45
When should therapeutic drug monitoring trough levels be collected ?
2 hours after drug is administered
1 hour after drug is administered
Immediately before drug is administered
Immediately after the drug is administered
46
What disinfectant should be used to clean health care related surfaces and equipment?
Sodium hydroxide
Vinegar and distilled water solution
Sodium hypochlorite
Diluted Lysol
47
Where is serous fluid found ?
In the colon in the subarachnoid space
Bone marrow
In the pericardial cavity
48
When during Venipuncture should tourniquet be removed ?
After ten seconds
Before needle insertion
When draw is complete
Once blood flow is established
49
How many identifiers must the PBT request to confirm a patients identity before blood draw?
3
1
2
4
50
Gastric fluid is obtained from what part of the body ?
Mouth
Bladder
Colon
Stomach
51
ASAP, fasting, timed, and routine specimens are tested. Which should be processed first ?
Timed
ASAP
Routine
Fasting
52
What is used to obtain urine samples from infants ?
catheter
Commode
Toilet hat
Urinary collection bag
53
What are casts?
Cylindrical structures in urine
Preservatives added in specimen cup
Metabolized drug particles in urine
Bacteria in urine
54
The most common equipment used for pediatric phlebotomy is
23 gauge butterfly
21 gauge ETS
23 gauge syringe
18 gauge syringe
55
A PBT is questioning a patient through an interpreter. Who should questions be directed too ?
The interpreter
The patient
The physician
Patients family
56
Which of the following veins is NOT found in the antecubital area?
Median cubital
Basilical
Subclavian
Cephalic
57
A set of standardized five digit codes used to identify medical, surgical or diagnostic services is
Diagnosis related group
Current Procedural terminology
International classification of Disease
Healthcare common procedure coding system
58
Which of the following begins the heartbeat by starting electrical impulse in the right atrium?
Soniatrail node (sa)
Mitral valve
Atrioventricular node (av)
Bundle of His
59
A localized dilation or bulging in the wall of a blood vessel is known as
An aneurysm
Embolism
Blood clot
Hemorrhoid
60
When performing a heel stick on an infant the first drop of blood should be
Stored in Case additional blood is needed
Collected in a microtube
Wiped away
Placed on newborn screening paper
61
Oral hormone specimens need to be collected within 30 minutes of waking up
True
False
62
Which of the following tests is not elevated with inflammation
White blood cell count
Erythrocyte sedimentation rate
International normalized ratio
C reactive protein
63
What is required for handling a pre employment drug screen?
Documenting the specimens chain of custody
Ensuring legal transfer of specimen
Assigning the testing to a specific employee
Outlining the tests that need to be conducted
64
Most common site of phlebotomy is the
Inguinal fossa
Popliteal fossa
Antecubital fossa
Axilla
65
Liquid part of blood is
Saline
Plasma
Interstitial fluid
Serum
