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Sonography OB > Test 1 > Flashcards

Test 1 Flashcards

1
Q

database that stores radiologic images

A

PACS

picture archiving and communication system

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2
Q

position of the patient with the feet in stirrups; often used during delivery

A

lithotomy position

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3
Q

inside a cavity such as the abdomen or pelvis

A

endocavity

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4
Q

area of the transducer that comes in contact with the patient and which emits sound

A

transducer footprint

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5
Q

Area around the organ

A

adnexa

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6
Q

system designed either on pap er or computerized, to manage hospital data such as billing and patient records

A

hospital information system

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7
Q

nonpregnant

A

nongravid

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8
Q

condition where the umbilical cord becomes trapped between the presenting fetal part and the cervix

A

vasa previa

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9
Q

system designed either physical or electric to manage radiology data such as billing, reports and images

A

EMR

electronic medical records

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10
Q

top portion of the uterus

A

fundus

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11
Q

fluid within the abdominal or pelvic cavity

A

acites

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12
Q

the condition in which the placenta is implantation is low in the uterus and will deliver before the baby

A

placenta previa

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13
Q

around the vessels

A

perivascular

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14
Q

compression of the aorta and ivc by the gravid uterus resulting in symptoms of nausea hypotension, lightheadedness, and syncope

A

aortocaval compression syndrome

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15
Q

a list of images required to complete an exam

A

scanning protocol

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16
Q

within the vagina

A

transvaginal/ endovaginal

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17
Q

the biophysical result of the intersection of sound waves and tissue

A

bioeffects

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18
Q

pregnancy outside the uterus

A

ectopic pregnancy

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19
Q

imaging through the abdomen

A

transabdominal

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20
Q

electronic database containing all pt info

A

RIS

radiology info system

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21
Q

what hospital electronic systems are typically used prior to a pt exam?

A

HIS
RIS
EMR
MWL

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22
Q

pertinent clinic info for a pelvic exam may include

A 
LMP
regularity of menses
gravidity
parity symptoms
pertinent medical and surgical hx
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23
Q

a pregnant woman who had a nonviable ectopic pregnancy and later gave birth to one set of twins would be considered

A

G3

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24
Q

a currently pregnant patient is classified as G3P1A1T2 would mean a women who has had

A

three pregnancies
one full term birth
one abortion
and two full term

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25
an adequately filled bladder usually extends ___________ the fundus of a nongravid unterus
slightly beyond
26
a gynocelogic sonographic eval should include the following views
``` sag mid line uterus rt and lt parasagital images transverse uterus cervix vagina ovaries both adnexa and pathology ```
27
to visualize the internal os and cervix during a second trimester ultrasound the bladder should be
moderately full
28
aortocaval compression syndrone is relieved by
turning pt on their side and using a cold compress to the forehead or drinking cold water
29
obstetric transducer selection should be based on
pt body habitus stage of pregnancy examination objectives
30
the most appropriate transducer for an obese pt having a gynocologic exam would be
15 mhz
31
endovaginal transducers cannot be inserted past the area of
vaginal fornices
32
which position is used for endovaginal sonographic exams?
lithotomy
33
prior to an endovaginal u/s the transducer should be lubricated. which lube is best used for a pt being treated for infertility?
saline
34
sonographic contrast agents such as saline are used in gynecologic scanning to visualize the
endometrial cavity and the Fallopian tubes
35
2d serial scanning is also known as
3d imaging
36
the golden standard to certify a sonographer is?
ARDMS
37
high frequency transducers provide
better resolution
38
a full bladder is necessary for what exam?
transabdominal pelvic exam
39
an empty bladder is best for what kind of exam?
transvaginal pelvic exam
40
4d imaging uses what planes
x y z planes with dimension of time
41
G refers to what?
of previous pregnancies & includes current
42
parity refers to the number of pregnancy a woman has carried to
36 wks
43
ectopic pregancies are recorded as
abortions
44
a twin gestation would be recorded as
T2
45
lmp stands for
last menstral period
46
what size transducer would be more helpful during a late pregnancy exam?
7.5mhz
47
how is ALARA achieved in sonography?
decrease exam time use lowest power level appropriate transducer
48
how to use ALARA in the first trimester OB
do not use or spectral Doppler
49
before exam identify exam by
pt name and date of birth
50
LMP stands for
Last menstrual period
51
term that means Number of pregnancies
(G) gravida
52
term that means number of term pregnancies
(P) para
53
term that means number of live births
(T) term
54
term that means spontaneous and elective
(A) abortion
55
EDD stands for
estimated date of delivery
56
EDC stands for
estimated date of confinement
57
protocols provided by
AIUM, SDMS, ACR | American Institute of Ultrasound in medicine
58
gynecological abdominal imaging prep
32oz of water 1hr before
59
gynecological vaginal exam prep
empty bladder
60
aortocaval compression symptoms
weakness sweatiness fainting
61
transducer selection for a large pt?
3.5mhz or lower (increase penetration decrease detail)
62
transducer for a normal pt?
5.0mhz or higher
63
image optimization for any patient?
decreased depth correct placement of focal zone increase detail
64
potential hazards from u/s energy
heat and cavitation
65
no hazards found below
100mW/cm2 unfocused beam or 1W/cm2 in a focused beam
66
ARDMS atands for
American registry of diagnostic medical sonographers
67
saclaike vascular structure that lies below the chorion and develops from the hindgut
allantois
68
cavity that is part of the development of the digestive and reductive organs
cloaca
69
structures that appear about 5 weeks gestation and becomes either an ovary or testes
gonadal ridges
70
normal of paired chromosomes
diploid
71
second stage of kidney development (aka walffian body)
mesonephrons
72
connection between the mesonephros and the cloaca
mesonephric ducts
73
paired ducts that become oviducts, uterus, cervix, and upper vagina
mullarian ducts (paramesonephric ducts)
74
female germ cell
oocytes
75
immature oocytes
oogonia
76
precursor of germ cells become oocytes or spermatozoa in the adult
primordial germ cells
77
primary or first kidney which developes in the embryo
pronephrons
78
genitourinary means
denito- reproductive | urinary- kidney/bldder
79
where do the genitourinary cells arise from
mesoderm
80
anomalies that occur in the genitourinary system include
agenisis duplication obstruction partial absence
81
most common lesion
renal and urinary
82
first signs of anomalies
abnormality of menstruation | abdominal mass on exam
83
ovum contributes ___ chromosomes plus the sex chromosome X
22
84
sperm contributes ________ chromosomes plus the sex chromosome Y
22
85
results of sperm and ovum chromosomes
diploid
86
how many chromosomes does a diploid have
46
87
XX =
female
88
XY=
Male
89
when do primordial germ cells develop?
in the third-fourth week post conception
90
primordial germs cells become _______ & ________ in the adult
oocytes or spermatozoa
91
during week 6 the primordial germ cells invade the
gonadal ridges
92
what is considered the dual duct system?
mesonepheric ducts | mullerian ducts
93
in the third month the _________ _______ disappears and the______ ______ form
midline septum | uterine corpus & cervix
94
as the ovary moves into place dorsal to the fallopian tube it causes a large transverse fold called the
broad ligament
95
continuous with posterosuperior layer of broad ligament
mesovarium
96
lies between the two layers of the broad ligament and connects the lower pole of the ovary with lateral uterine wall
the proper ligament of the ovary
97
for upper lateral corner of the broad ligament suspends ovary and fallopian tube
suspensory ligament

Sonography OB (6 decks)

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