MXT 2 FINAL Flashcards
(132 cards)
1
Q
a disease that can be sopread from one person to another is known as
A
an infectious disease
2
Q
a low hemoglobin reading may occur with all of the following except
A
ploycythemia
3
Q
a mixed culture is a culture that
A
contains two or more kinds of microorganisms
4
Q
a provider specializing in the diagnosis and treatment of disease using radiation and other imaging techniques is known as a
A
radiologist
5
Q
a small sample taken from the body to respresent the nature of the whole is known as a
A
specimen
6
Q
a throat specimen should be collected from the
A
tonsillar area and posterior pharynx
7
Q
all of the following are advantages of the fecal immunochemical test (FIT) as compared with the guaiac slide test except
A
FIT is less expensive
8
Q
all of the following are advantages of the laboratory component of an EHR program except
A
the type of tests required by the patient can be determined by the program
9
Q
all of the following are characteristics of computed tomography (CT) exept
A
uses sound waves to produce an image
10
Q
all of the following are characteristics of influenza antiviral medication except
A
serves as a substitute for the influenza vaccine
11
Q
all of the following are correct technoques for applying a tourniquet except
A
leaving the tourniquet on for at leat 3 minutes before drawing the specimen
12
Q
all of the following are found in a laboratory directory except
A
names and CPT codes of the test performed by the laboritory
13
Q
all of the following are guidlines for the collection of a first-catch urine specimen except
A
the patient should cleanse the genital area before collection of the specimen
14
Q
all of the following are handling and storage requirments for blood glucose reagent test strips except
A
remove the desiccant after opening a new test strip container
15
Q
all of the following are included in a lipid profile except
A
glucose
16
Q
all of the following are natural defense mechanism of the body except
A
antibiotics
17
Q
all of the following are symptoms of prostate cancer except
A
thick, yellow discharge from the penis
18
Q
all of the following are symptoms of strep throat except
A
nausea and vommiting
19
Q
all of the following are used to identify a pathogen except
A
sensitivity testing
20
Q
all of the following may need to be flushed out of the eyes using an emergency eyewash station except
A
eye discharge
21
Q
all of the following may result in elevated blood triglyceride levels ecepts
A
hyperthyroidism
22
Q
all of the following medications must be discontinued before and during guaiac slide testing except
A
calcium suppliment
23
Q
as evacuated tube with a lavander stopper contains
A
EDTA
24
Q
an individual who collects blood speimens is known as a
A
phlebotomist
25
an instrument used to view internal organs directly is known as a
fluroscope
26
an IVP used to assist in the diagnosis of all of the following except
urinary tract infections
27
antibiotics taken by the patient before the collection of a throat specimen...
false negative
28
before meals. it is recommended that the blood glucose level for diabetic patients....
80 to 120
29
blood may normals be present in the urine because of
menstration
30
cholestrol is transported in the blood as a complex molecule known as
libroprotein
31
conditions caused by staphylococcus aureus include
all are correct
32
during the venipuncture prodecure, a sudden swelling occurs in the area
immadiatly remove the tourniquate and then the needle
33
hematocrite is used as a screening measure for the early detection of
anemia
34
how are laboratory reports delivered to the medical office
all are correct
35
how is serum obtained?
from clotted blood that has been centrifuged
36
how many blood smears are required for a differential white blood cell count
2
37
how often should a patient on warfarin therapy have a PT/INR test performed
every 2 to 4 weeks
38
how should urine reagent strips be stored
all are correct
39
if a POL is performing moderate compleity tests, CLIA requires
all are correct
40
if a pathogen were sensitive to an antibiotic, what would be obverved when...
clear zone
41
mammography is used to detect
all are correct
42
most of the cholestoral found in the blood comes from
liver
43
most of the urine is composed of what substance
water
44
mr. nelson has a white blood cell count of 14.500. this is considered
high
45
on standing, a blood specimen which an anticoagulant has been added
plasma, buffy coat, red blood cells
46
on standing, a blood specimen to which an antiquagulant has NOT been added
blood clot and serum
47
plebotomy includes which of the following
not allowed to do venipuncture
48
polyuria is caused by
all are correct
49
the function of glucose
energy
50
prolonged high blood glucose levels can cause all of the following conditions except
arthritus
51
staphlycoccucal infections usually result in which of the following
all are correct
52
testicula cancer occurs most commonly
15 to 32
53
the buffy coat consists of
white blood cells and platlets
54
the function of hemoglobin is to
provide oxygen
55
the function of the prostate gland is to
produces white milky fluid
56
the function of x-rays includes all of the following except
cannot prevent anything
57
the hemoglobin A1c test measures the
average amount of glucose in 3 months
58
the high power objective has a magnification of
40
59
the most common sign of testicular cancer is
firm and hard mass
60
the pH of most urine specimen is
acidic
61
the purpose of an obstectric ultrasound is to
all are correct
62
the purpose of quality control is to
have accurte and valid test results
63
the purpose of sensitivity testing is to
choose the best anitbiotic
64
the purpose of sigmoidoscopy is to detect the presence of
any tumors
65
the red blood cells indices assisnt in the diagnosis of the different types of
anemia
66
the size of the evacuated tube you choose to ontain a venous blood specimen
it depends on the required amount
67
the upper gastrointestinal (GI) radiographic examination is helpful in diagnosing all of the following except
tumors of the large intestine
68
the use of a standard to detect errors caused by laboratory equiment that is...
calibration
69
to be most effective, when should influenza antiviral medication be started?
within the first 48 hours
70
what does it mean if a urine specimen is light yellow in color?
the urine specimen does not contain many dissolved substances
71
what is strep throat
a bacterial infection of the throat and tonsiles
72
what is the incubation period range for influenza
1 to 4 days
73
what is the name of the hormone present only in the urine and blood of a pregnant woman
human chorionic gonadotropin
74
what is name of the microorganism that causes infectious mononucleosis?
epstein bar
75
what is the normal range for the specific gravity of urine?
1.003 to 1.030
76
what is the PT/INR result of a healthy individual with a normal clotting ability?
0.8 to 1.2
77
what is the purpose of a laboratory report?
to relay the results of a laboratory test to the provider
78
what is the purpose of the DRE before a sigmoidoscopy?
all are correct
79
what is the porpose of the patient accession number found on the laboratory report?
to provide identification of each specimen in the laboratoy
80
what is the term for a substance thayt is being identified or measured in a laboratory test?
analyte
81
what is the term for a substance that is capable for combining with an antigen?
antibody
82
what is the term for a test result that indicates whater a substance is...
qualitative
83
what is the term for presance of ketone bodies in the urine?
ketoneria
84
what is the term for the recorded image obtained with ultrasonography?
sonogram
85
what may occur if a finger punctured is made that is deeper than 3.1 mm?
hit the bone causes ostero
86
what may occur if an angle of less than 15 degrees is used to perform the....
it will be above the vein, not puncture the vein
87
what position should be used for a venipuncture if a patient appers nervous
semi-flowers
88
what should be done if a control does not perfrom as expoected?
do not perform the test
89
what type of results are produced by a high level control?
above the reference range
90
what type of specimen should be used to test for the presence of nitrite
first voided morning specimen
91
when a patient has a urninary tract infection all of the followings tests...
ketone bodies
92
when collecting a clean-catch midstream urine specimen, a front to back...
urthra
93
when should a testicual self exmanination be peformed
after taking a warm shower
94
when using a microhermatocrit centerfigue, the hematocrite test results should be read at the
top of the red blood cells
95
where are urinary casts fromed?
in the lumen of the nephron tubules
96
which of the following are characteristics of the brachial artery
all are correct
97
which of the following assists the prodiver in maing a diagnosis?
all are correct
98
which of the following can cause faliur of the expected control results to
all are correct
99
which of the following gauge needles is used most often to perform a routine venipuncutre using the vacuum tube method
21 G
100
which of the following helps to prevent the transmission of influenza?
all are correct
101
which of the following increases an individuals risks of develpoing a serious complication from influenza?
all are correct
102
which of the following increases the PSA level?
vigorous excercise
103
which of the following instructions should be relayed to the patient regarding a bone density scan?
do not take calcium supplement of the morning of scan
104
which of the folloiwing instructions should be relayed to the patient regarding an upper GI radiographic examination?
do not eat or drink after midnight on the day before the examination
105
which of the following is a characteristic of magnetic imaging?
all are correct
106
which of the following is poststreptococcal infection to streptococcal aore throat?
rheumatic fever
107
which of the following is a quality control method?
all are correct
108
which of the following is a screening test for syphlisis?
VDRL
109
which of the following is an advangtage of using RADT to diagnose step throat?
rapid result to the physican
110
which of the following is an example of a quantitative test result?
500 mg/dl
111
which of the following is included ina product insterted of a testing kit?
all are correct
112
which of the following is not a characteristic of a nuclear medicine diagnostic imaging procedure?
the examination takes only a short time
113
which of the following is usually found in the urine sediment of a patient with candidiasis?
yeast
114
which of the following laboratory tests requires fasting?
all are correct
115
which of the following may occur if a tourniquate is applied too tightly?
all are correct
116
whioch of the following mayresult in false-positive test results on a guaiac slide test?
all are correct
117
which of the following positions is used for fleible fibroptic sigmoidoscopy
sims
118
which of the following respresents a violation of technique when collecting a throat specimen?
toucning the inside of the mouth witha swab
119
which of the following respesents an error in technique when performing a urine pregancy test?
the specific gravity of the specimen is 1.003
120
which of the following represnts an error in technique when slecting a vein for venipuncture?
using the thumb to palpatate the vein
121
which of the following represesnt an error in technique when testing a urine specimen witha reagent strip?
touching the reagent areas with the fingures
122
which of the following represents an error in technique when working with evacuated tubes?
shaking the tube containg an anticoagulant after drawing it
123
which of the following results in leukopenia?
chemotherapy
124
which of the following is usually present in the urine?
urea
125
which of the following tests is perfomed on the first catch urine specimen?
NAA test for chlamydia and gonnorrhea
126
which of the following tests requires a clean-catch midstream specimen?
urine culture
127
which of the following urine specimens contains the greatest concentration of dissovled substances?
first-voided morning specimen
128
which of the following urine tests may be positive when a patient has undiagnosed diabetes mellitus?
glucose
129
which of the following tests may be positivd when a patient has hepetitis?
billirobin
130
which of the following veins is most likely to collape when performing venipouncture?
small veins
131
why is a first-voided moirning specimen preferred for performing a microscopic examination of urine?
it contains more dissolved substances
132
why is it important to handle and store a specimen properly?
to maintain the in vivo qualities of the specimen
