Chapter: 1
Define kinesics and proxemics
Kinesics - study of nonverbal communication
Proxemics - study of an individual's concept of and use of space
What is a delta check?
What is a waived test?
Delta Check- Compares current test results with pervious test results for the same test on the same patient.
Waived Test- test that are simple and have a low risk of erroneous results
Define these word roots
Nephr
Erythr
Hepat
Derm
Nephr - Kidney
Erythr - Red
Hepat - Liver
Derm - Skin
How does EDTA prevent clotting?
What is the ratio of blood to anticoagulant when filling a Light- blue top tube?
EDTA binds to calcium
9:1
Which of the following is required requisition information?
a- admitting physician's name
b- results of last delta check
c- patient-specific identifier
d- which site should be used
b- results of last delta check
What is the name of the document provided by the AHA that explains patient rights?
a - HIPAA PHI Provisions
b- The Patient Care Partnership
c- Medical Assistance Brochure
d- Human Rights Program
b- The Patient Care Partnership
Define assault and battery.
Assault - an act or threat that causes another to be in fear of physical harm
Battery - An intentional harmful or offensive touching of, or use of force, on an individual without consent
Separate this word into its word elements and define it
polycythemia
prefix - poly : many
word root - cyt : cell
suffix - hemia : blood condition
Overproduction of blood cells (treatment - therapeutic phlebotomy)
Which of the following contain EDTA and thixotropic gel?
a- PSTs
b- SSTs
c- PPTs
d- Gray
c- PPTs (white/pearl tube)
Which type of patient is most likely to have a arteriovenous fistula or graft?
a- Hospice
b- Dialysis
c- Arthritic
d- Wheel-chair bound
b- Dialysis
Name and define the 3 main levels of medical care
Primary Care- patient's main source of medical care (local clinic or family practice)
Secondary Care - a specialist or facility that has expertise in a problem or concern (usually recommended by primary care doctor)
Tertiary Care- Highly specialized medical or consultative care (involves complex procedures and treatment for certain disorders)
What is the national organization that develops guidelines and sets standards for laboratory procedures?
What does the abbreviation stand for?
CLSI - Clinical Laboratory Standards Institute
What is the plural form of vena cava?
What is the singular form of phalanges?
vena cavae
phalanx
What is difference between the additives in a SST and a RST?
SST have regular clot activator and while a RST has thrombin-based clot activator that makes the blood clot in 5 minutes instead of 30.
You are asked to collect a blood specimen from an inpatient. ID bands are required at this facility, but the patient is not wearing one. What is the best thing to do?
Ask the patient's nurse to attach an ID band before you draw that patient.
FILL IN THE BLANK
The histology department in the laboratory performs ________.
(pg 21 wb)
Tissue processing
Who is one of the key players in bringing quality assessment review techniques to healthcare?
TJC - The Joint Commission
What is the medical term for RBCs, WBCs, and platelets?
RBCs - erythrocyte
WBCs - leukocyte
Platelets - thrombocyte
How does heparin prevent clotting?
What additive prevents glycolysis and what color tube would you find this additive in?
It inhibits thrombin formation
Sodium Fluoride - Gray
Specimen hemolysis is most likely to result from:
a- filling tubes with a transfer device at an angle
b- leaving the tourniquet on until the last tube
c- using a large-volume tube with a 23-gauge needle
d- mixing anticoagulant tubes several extra times
c- using a large-volume tube with a 23-gauge needle
Which of the following laboratory professionals is specified by CLIA as responsible for evaluating new procedures?
a- Technical Supervisor
b- Medical Laboratory Technician
c- Medical Laboratory Scientist
d- Laboratory Manager
c- Medical Laboratory Scientist
What is informed and implied consent?
What is the definition of a minor?
Informed - implies voluntary and competent permission for a medical procedure, test, or medication. Patient must be given all the info regarding the method, risk, and consequences of procedure before agreeing
Implied - the patients actions or circumstances imply consent without verbal or written expression of consent. If patient is unconscious or holds out arm during venipuncture.
Minor- Anyone who is not the age of a majority
Define prefix, suffix, and word root
prefix - modifies the word by adding information
suffix - follows a word root and it changes or adds to meaning of the word root
word root - the subject of a medical term and the foundation on which the term is built (core meaning)
What is the CLSI Order of Draw?
Name the additive and 1 test corresponding to each tube.
Blood Culture - growth medium
Yellow - SPS
Light Blue - Sodium Citrate
Red - Clot activator
Orange (SST) - Clot activator & Thixotropic Separator Gel
Light Green - Lithium Heparin & Thixotropic Separator Gel
Green - Lithium or Sodium Heparin
Lavender - EDTA
Gray - Potassium Oxalate and/or Sodium Fluoride
After inserting a butterfly needle, the phlebotomist must "seat" it, meaning what?
slightly thread it within the lumen of the vein