Terms Flashcards

1
Q

What is Bacteremia?

Blood Culture Term

A

Presence of bacteria in the blood

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2
Q

What is Septicemia?

Blood Culture Term

A

Rapid multiplication of pathogens in the bloodstream

This is life threatening

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3
Q

Sepsis is…

Blood Culture Term

A

microorganism in the blood - systemic inflammatory response

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4
Q

FUO

A

Fever of Unknown Origin

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5
Q

LIS

A

Laboratory Information Systems

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6
Q

SOP

A

Standard Operating Procedure
A way to carry out an activity or a process.

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7
Q

What is Quality Phlebotomy?

A

To ensure the delivery of consistent high quality patient care, specimen collection, and analysis

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8
Q

What is an Autologous Donation?

A

Blood donated by a patient for their own use

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9
Q

whole blood

A

blood before it is separated

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10
Q

venule

A

small vein

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11
Q

venous thrombosis

A

blood clot within a vein

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12
Q

vein

A

vessel carrying blood vessels

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13
Q

trough level

A

lowest serum level of a drug

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14
Q

tourniquet

A

material used to reduce circulation and increase visual of veins

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15
Q

therapeutic phlebotomy

A

removal of blood from a patient’s system as part of the treatment for a disorder

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16
Q

short turnaround time (STAT)

A

requisition requiring immediate attention and processing

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17
Q

sharps

A

needles, lancets, broken glass and other sharp items

(pokey things)

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18
Q

serum

A

plasma without a clotting factor

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19
Q

reagent

A

test chemical

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20
Q

polymer gel

A

synthetic additive used to separate cells from plasma during centrifugation

Also known as thixotropic gel.

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21
Q

plasma

A

fluid portion of the blood

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22
Q

phlebotomy

A

practice of drawing blood

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23
Q

peak level

A

highest serum level of a drug

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24
Q

palpation

A

feeling

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25
occluded
blocked or obstructed
26
median antecubital vein
prominent vein in the antecubital fossa, usually 1st choice
27
iatrogenic anemia
anemia caused by excessive blood draws
28
hemolysis
destruction of red blood cells
29
hemoconcentration
increase in the ratio of formed elements (red blood cells, white blood cells, and platelets) to plasma, most often caused by leaving the tourniquet on too long
30
hematoma
reddened, swollen area in which blood collects under the skin
31
fibrin
fibrous plasma protein that forms clots
32
fasting specimen
specimen drawn after a 12 hour complete fast
33
erythrocyte
red blood cell
34
embolism
block in a blood vessel
35
disinfectant
cleans nonliving surfaces
36
coagulation
clotting
37
culture and sensitivity test
test to detect and identify microorganisms and to determine the most effective antibiotic therapy
38
cephalic vein
prominent vein of the antecubital fossa, usually 2nd choice
39
calcaneus
heel bone
40
basilic vein
prominent vein in the antecubital fossa, usually 3rd choice
41
bacteriostatic
agent that prevents growth of bacteria
42
antiseptic
substance that prevents infection
43
anticoagulant
additive that prevents blood clotting
44
45
aliquot
portion of a sample
46
ancillary blood glucose test
test to determine blood glucose level (by dermal puncture) at bedside
47
albumin
main protein in blood plasma
48
agglutination
sticking together
49
aerobic bacteria
bacteria that needs oxygen
50
additive
chemical added to evacuated tubes
51
What does BCCDC stand for?
BC Centre of Disease Control
52
What does CLSI stand for?
Clinical & Laboratory Standards Institution
53
Red top tubes need how long for full clot activation?
45-60 minutes
54
How long does an SST tube take for full clot activation?
30 minutes
55
Liver disease can increase bilirubin in the serum, making it appear darker yellow. What else is this called?
Icteric serum
56
Ingestion of fats or other lipids make the sample cloudy, also known as...
Lipemic serum
57
Lipemic serum
hemolysis (hemolyzed serum)
58
What is the term for fainting?
Synoscope
59
What is Emisis?
nausea and vomiting
60
Petechiae is ________
Pinpoint red spots that form on the skin as a result of bleeding
61
What is a unique identifying number used for cataloging a sample in the laboratory called?
Accession Number
62
What does WHMIS stand for?
Workplace Hazardous Materials Information System
63
What is an Accession Number ?
A unique identifying number used for cataloging a sample in the lab
64
A small portion of a specimen transferred into separate containers for distribution is called ______
Aliquot
65
What is used on non living objects to reduce the risk of infection?
Disinfectants
66
What is used on living skin to reduce the risk of infection?
Antiseptic
67
What is serum?
Fluid portion of blood that remains AFTER clotting Clotting begins 30-60 minutes after it's been drawn Does NOT contain fibrinogen & other clotting factors
68
What is whole blood?
Blood collected and mixed with an anticoagulant so it's unclotted.
69
What is plasma?
Fluid portion of the blood INCLUDES fibrinogen & other clotting factors obtained by ADDING an anticoagulant before centrifuging
70
What is osteochondritis?
Inflammation of the bone or cartilage
71
What is osteomyelitis?
bone infection
72
What is the recommended puncture depth for preemies getting a capillary collection done?
.65mm - .85mm
73
Why is a heel lancet depth different than a finger depth for capillary collection?
Because the heel bone is close to the surface heel 2mm finger 3mm
74
What is an indirect specimen?
Sample has passed through an area with flora
75
What is a direct specimen?
Sample is collected from normally sterile tissue
76
What is an inoculating loop?
A tool used to transfer microbial growth from one site to a plate to introduce contaminants
77
Removal of all pathogenic organisms without killing the spores is...
Disinfection
78
Destruction of all organisms is...
sterilization
79
What are antibodies?
proteins that protect you when an unwanted substance enters your body
80
What are antigens?
A substance causing your immune system to produce antibodies against it
81
The final phase of the total testing process and involves evaluation of laboratory test resultsPost-analytical means
82
Pre-analytical means
This phase comprises of test selection, patient identification, collection of the sample, handling of the sample, sorting out, pipetting and centrifugation
83
What is sterilization?
Destroys all forms of microbial life
84
What are the Anatomical Directions?
85
Key Structure of the Ovum
* Oocyte (DNA) * Zona Pellucida (inner layer) * Corona radiata (outer layer) * Produced by oogenesis in the ovaries * Maturation begins & pauses while in the womb; reactivates at puberty
86
Key Structure of Sperm
* Acrosome * Head (DNA) * Tail (Flagella) * Produced by spermatogenesis in the seminiferous tubules (testes) * Continuously produced by dividing stem cells in testes
87
The function of the Ovaries
storage and maturation of oocytes and reproductive hormones
88
Where is estrogen produced?
Follicular cells
89
How is progesterone produced?
After ovulation, the follicle ruptures & becomes the corpus luteum and produces progesterone
90
What structures function is to sweep the ovum into uterine tubes after ovulation?
Fimbriae
91
Where is the site of conception?
Uterine tubes
92
What is the function of the cervix?
To keep bacteria from entering the uterus
93
What structures function is the production of sperm and reproductive hormones?
Testes
94
Epididymis function is...
the site of sperm mobilization
95
What structure has the function to store sperm and initiate the ejaculation process?
Vas Deferens
96
What the key function of the mammary glands?
Lactation
97
What lab tests are associated with pregnancy?
 hCG, CBC, Blood Typing, Urinalysis, Urine Culture  Infectious Disease Testing (Syphilis, HIV, Hepatitis etc..)  Carrier & Genetic Screening  Glucose/Diabetes Screening (OGTT)  Group B Strep Screening
98
What are the key urinary system structures?
- Kidneys - Ureter - Urinary Bladder - Urethra
99
These functions are a part of what system;  Regulation of blood volume, blood pressure, & hydration  Homeostasis of blood pH & maintenance of acid-base balance  Filtration & conservation of blood products, nutrients, & metabolic waste  Electrolyte balance  Regulation of RBC production through production of `erythropoietin
Urinary System
100
Key Functions of the Kidney
 Filtration of blood: from renal artery & through the glomerular capillaries  Urine production: nephrons control absorption and secretion of water, electrolytes, bicarbonate/hydrogen, & wastes  Production of Renin & Erythropoietin
101
What is urine made up of?
About 95% water and 5% waste products
102
Urine production involves excretion and elimination of;
 Ammonia - byproduct of breakdown of nitrogen containing molecules (amino acids)  Creatinine - from muscle metabolism  Uric acid - breakdown & recycling of RNA  Hydrogen - byproduct of cellular metabolism
103
What disorder is an infection, usually bacteria, of urinary tract including urethra, bladder (cystitis), or kidney (pyelonephritis)?
UTI (Urinary Tract Infection)
104
What are kidney stones?
Hard deposits made of minerals & salts that form inside your kidneys, can get lodged inside the ureter
105
What are the key structures of the Lymphatic System?
 Lymph  Lymph Vessels & Ducts  Lymphoid Organs  Thymus  Spleen  Bone Marrow  Lymph Nodes  Lymphoid Nodules
106
Name 1 function of the Lymphatic System.
 Lymphocytes - Production, maintenance, & distribution  One way return of fluid and solutes from peripheral tissues to bloodstream; aids in distribution of hormones, nutrients, & wastes from tissues --> circulation.  Provide recognition, resistance & immunity to “debris”
107
What is Lymph similar to?
Blood plasma but with a lower concentration of proteins
108
What two ducts does the lymphatic vessels direct lymph towards?
* Right Lymphatic Duct * Thoracic Duct
109
What are the Primary Lymphoid Organs?
^ Bone Marrow - production of WBC, Site of maturation B lymphocytes ^ Thymus - Site of T Lymphocyte maturation ^ Lymph Nodes - filter debris & pathogen, site of adaptive immune responses ^ Spleen - Mechanical and Biological filtration of blood ^ Lymphoid Nodules - Filter incoming pathogens & debris (inhalation/ingestion)
110
What is the inability of lymph vessels to return lymph to circulation due to obstruction or vessel disruption?
Lymphedema
111
What is the immune systems function?
to attacks irritants, abnormal substances, microorganism, & other foreign substances
112
Adaptive immunity is and what cells are involved?
Acquired immunity Lymphocytes (B & T cells)
113
Innate Immunity involves what cells?
Native immunity or Genetic immunity Phagocytic - macrophages, neutrophils, dendritic cells
114
An allergic reaction is?
The immunes system hypersensitivity response to specific antigens
115
What disorder do the autoantibodies target synovial membranes triggering chronic inflammation?
Rheumatoid Arthritis
116
Study the tests and what structure they are associated with in the body.
117
What does -penia mean?
low
118
What does -cytosis mean
high
119
What is an Antibody?
A protein developed in response to antigen
120
Agglutination is...
Clumping of antibody and antigens
121
Antigen is?
protein that acts as an identifier
122
What is a Transfusion Reaction?
When the patient's immune system reacts with blood transfused
123
What is Blood Products?
Medication made from blood components