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Laboratory for MA's
Laboratory for MA's
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Kinns Chapter 45, 46 and 48
Flashcards
63 cards
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Practice quiz
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Questions
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Answers
1
What is a postprandial urine specimen used for?
nitrite
UTI
diabetes screening
pregnancy
2
quantitative is the positive or negative test results
False
True
3
What level of cholesterol reflects an increased risk of heart disease?
A1c
Triglycerides
HDL
LDL
4
What is thrombocytopenia?
Hemoconcentration
Increase in platelets
Decrease in platelets
5
at what temperature is usually mantained the incubator in the laboratory
95 °-98° F
75°-85° F
Room temperature
no temperature
6
What is the CLIA-Waived test that measures how long it takes for blood to clot?
TSH
PT + INR
GTT
UA
7
microbiology is the study of very small
infectious organisms
infectious organisms like bacteria, fungi, and yeasts
viral microorganisms
infectious bacteria, fungi, yeasts, parasites, viruses
8
Greenish yellow foam in urine indicates?
Nitrite
Billirubin
glucose
yeasts
9
Present in urine when a person has a UTI
Bilirubin
Protien
Leukocytes
Nitrite
10
Normal RBCs are round/slightly oval
False
True
11
what are the common moderate-complexity tests performed on POLs
cytology, hematology, urinalysis, chemistry
hematology, chemistry, urinalysis, microbiology
microbiology, chemistry, cytology, histology
hematology, urinalysis, histology, chemistry
12
What is a pathologic cause for the color of urine to be amber?
Hepatitis
Dehydration
Diabetes
Vitamins
13
examinate a specimen for presence of an analyte that may indicate a disease
CLIA- Waived test
aspirate
Screening test
toxicology
14
Large wide-mouth plastic container with screw-cap tops are used for what test?
C&S
24hr urine
Postprandial urine
Clean catch midstream
15
Increase levels of RBCs indicates:
Dehydration, Polycythemia, Severe Burns
Hemoconcentration
Hyperemia
Death
16
what is the purpose of quality control
eliminating errors
accuracy
to ensure the reliabilty of test results & eliminating errors
pt safety
17
What does an ESR/CRP indicate?
Heart Disease
Inflammation
Infection
18
What is the liquid that remains after blood has clotted? pg 1160
Plasma
Serum
19
The urinary consists of two kidneys, two ureters, one bladder and two urethra.
True
False
20
urinalysis
physical examination of urine
physical, chemical & microscopic examination of urine
Chemical examination of urine
C&S of urine
21
What is the percentage of blood type AB- in the asian population?
29%
0.1%
33%
50%
22
Inflammation of urinary bladder
glomerulonephritis
polyuria
UTI
cystitis
23
What hormone is detected for pregnancy?
Luteinizing Hormone (LH)
Estrogen
Human chorionic gonadotropin (hCG)
Follicle-stimulating hormone (FSH)
24
The final filtrate is known as:
Feces
urine
waste
blood
25
Stains commonly used to make blood smears is:
Normocytic
Macrocytic
Polychromatic
26
The hormones T2 + T3 are produced by the thyroid gland
True
False
27
what does the yellow diamond indicate
reactivity or stability
Risk of infection
corrosive acid
PPE
28
what specimen is collected for microbiology testing
sources in steril containers
csf, stool, other sources in sterile containers
blood
urine, blood, sputum, csf, stool, wounds, sources in sterile container
29
How often should quality control be performed
every hour
everyday, every patient
every month
every 3 patients
30
what is the stage of quality assurance when the specimen is tested and results compared with reference range
specimen collection
analytic stage
chain of custody
postanalytic stage
31
2 blood chemistry tests to detect enzymes in liver disease?
ALT + AST
GTT +FSB
T3 + T4
32
analyzes the chemicals found in blood, csf, urine, & joint fluid
microbiology
hematology
chemistry
CLIA-Waived tests
33
Plasma Proteins include:
Prothrombin, TSH, TRH
Albumin, Prothrombin, and Fibrinogen
34
the study of blood cells and coagulation
hematocrit
hemolyzed
hemoglobin
hemotology
35
what is an example of a CLIA-Waived test
Fecal Occult Blood Test
HIV Testing
Specimen Collection
Blood Typing
36
Normal wastes products in urine
Uric acid, protien, platelets
Uria, uric acid, creatinine, electrolytes
protien, glucose, ketons
RBC, WBC
37
A clean- catch midstream specimen is ordered when:
Diabetes
Tuberculosis
UTI is suspected
Hepatitis
38
qualitative
positive or negative test results
test results expressed as a number
positive results
all of the above
39
Urochrome: a yellow pigment normally found in urine?
True
False
40
Toxicology is a test to determine how much alcohol a person consumed.
True
False
41
The minimum volume needed for a routine UA?
12-20mL
10-12mL
5-10mL
11-14 mL
42
what are three microscopic findings?
casts, nucleus, crystals
casts, cells, rocks
casts, michrocondria, crystals
casts, cells, crystals
43
chemical reagent strip testing can be preformed on preserved specimens within ___ hours?
72 hours
36 hours
48 hours
24 hours
44
What antigen does the malarial parasite require to enter the RBCs?
Diego Antigen
Jose Antigen
Duffy Antigen
Lewis Antigen
45
What is Autologogous Transfusion?
Hemorrhage
Hemophillia
Transfusion with a persons own blood
46
Two major blood antigens systems are ABO + Rh
True
False
47
What is contained in the buffy coat?
WBC + Thrombocytes
Leukocytes + Thrombocytes
Lymphocytes + Platelets
48
physical hazards are classified as
mechanical, fire
electrical, mechanical
electrical, fire, mechanical
infectious
49
what does the four colored diamond represent ?
blue, yellow, white
severity of the hazard
chemicals being used
corrosive material
50
What is the range of normally fresh voided urine?
5.5-8
7-9.5
5.5-7
4-5.5
51
analyte
growth of microorganism
free from organism
prepared sample
substance being analyzed in specimen
52
what is the most common cause of UTI?
E. coli
DM
TB
hepatitis A
53
Red blood cell indices classify which disorder?
Hemophillia
Anemia
Leukopenia
Diabetes Mellitus
54
Where elevated levels of triglycerides are typically stored at?
Liver
Belly Fat
Brain
Arteries
55
longest objective that use immersion oil improve resolution & refract light
100x
greater detail
10x
all of them
56
What are normal sized RBCs called?
Normocytic
Anisocytosis
Macrocytic
Hypochromic
57
capable of burning, corroding, or damaging tissue by chemical action
calibration
corrosive
caustic
colic
58
what is turbidity?
pale
clear
cloudiness
clarity
59
a set of written policies & procedures that ensure the monitoring of all laboratory tests & results
proficiency testing
quality control
quality assurance
assurance
60
biological hazards are materials that
present viral infections
have electrical hazard
present the possible risk of infection
may be contaminated
61
What is normal adult volume of urine produced in 24hrs?
200-500mL
600-700mL
300-500mL
800-2,000mL
62
What is a spun microhematocrit test based on?
principle of separating the cellular elements from plasma
how many RBCs there are
to clot the blood sample
63
measurement of how close a test result to the true value of control material
calibration
analyte
accuracy
precision
