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2405 final review test 3-5
2405 review b
101
Other
Not Applicable
05/11/2011

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Cards

Term
ALARA is
Definition
As low as reasonably achievable
Term
Best time for a fetal anatomical survey is__
Definition
16-22 wk
Term
The cavity surround the embryo is called____
Definition
Amniotic cavity
Term
The anechoic area surrounding the amnion is called:_
Definition
Chorionic cavity
Term
At which phase of the menstrual cyscle has "3 line sign" visible?
Definition
Proliferative day 6-14
Term
hGC level is _____
Definition
First detectd 3 wks after the LMP and 7-10 days after ovulation
Term
What is the most accurate measurement parmeter in pregnancy within 3-5 days?
Definition
CRL
Term
What __ & ___ rule of yolk sac and embryo should present when using high resolution TV ultrasound method?
Definition
8,16 rule
Term
All of these true about beta hCG except:
Definition
Serum of hCG>1000 mlU/ml in transabdominal at 2IS (it is correct if >1800)
Term
Embryonic period is known when the gestational age is___
Definition
6-10 wks
Term
Fertilization occurs on about day____when mature ovum and sperm unite to form___
Definition
14, zygote
Term
Decrease age and parity is risk factor of ectopic pregnancy True or False
Definition
False
Term
Where is the most common site for an ectopic pregnancy?
Definition
Ampullary
Term
The most life threatening ectopic at___
Definition
cornu of uterus/ tube
Term
Rate of growth of the GS is __
Definition
1.1 mm per day
Term
Calculate the GA if CRL is 7mm
Definition
GA=7 wks (7+42=49/7=7)
Term
Amnion and chorion usually fuse by____
Definition
16 wks
Term
Rate of embryonic growth is __
Definition
1mm per day
Term
Hindgut herniation should return no later than ____
Definition
14 wks
Term
Cardiac activity may be seen at __
Definition
6 wks
Term

Which is not an epidemiologic study :

Handedness

Childhood malignancy

Neurologic development

Height development

Definition
Height
Term
Targeted exam is considered as level____
Definition
II high risk
Term
Detect all malformations before birth is a benefit of routine in 2nd trimester Ultrasound Corrected or not?
Definition
Not correct statement
Term
Week 6-10 is refered as__
Definition
Embryonic period
Term
hCG levels double every__
Definition
2-3days
Term
The formula convert from SIS to FIRP/TIS is__
Definition
b-hCG (FIRP)/b-hCG (SIS)=2
Term
Yolk sac usually absorbed and no longer seen on US by __
Definition
12wk
Term
This occur in 1st trimester, large, regress in 16-18 wks what is this?
Definition
Corpus luteum cyst
Term
Blood beneath chorion-chorionic membrane stripped from endometrium (decidua vera) and is elevated by hematoma; this usually seperate from placenta and associated with vaginal bleeding this is ___
Definition
Subchorionic Hemorrhage
Term
Fluid filled cyst lines with trophoblastic cells this is__
Definition
Blastocyst
Term
Divided zygote of 16 or more cells this is __
Definition
Morula
Term
A small GS within the thickened decidua seen at approximate 3.5 wk this is___
Definition
Intradecidual sign
Term
Bilaminar disk changes to trilaminar structure is called___
Definition
Gastrulation
Term
First structure to be seen in the chorionic sac (GS) is what?
Definition
Secondary yolk sac
Term
This is first site of formation of RBC that will nourish embryo what is this?
Definition
Primary (primitive) yolk sac
Term
Partial expulsiion of all products of conception this is__
Definition
Incomplete abortion
Term
Complete expulsion of all products of conception this is__
Definition
Complete abortion
Term
Presence of embryo with no cardiac activity this is__
Definition
Missed abortion
Term
Future of pregnancy may be in trouble but continues (50% abort and 50% progress normally)
Definition
Threatened abortion
Term
GS in which the embryo fails to develop or die too early to be visualized this is __
Definition
Amembryonic pregnancy/Blighted Ovum
Term
Excessive proliferation of trophoblastic tissue this is __
Definition
Gestational trophoblastic disease
Term
Aneuploidy or abnormal number of chromosome this is
Definition
Nuchal translucency
Term
With translabial evaluation, to obtain image of CX, withdraw txr until image blurred then advance txr only enough to restore image it is True or false?
Definition
False statement (because this is in transvaginal evaluation)
Term
Preterm birth is defined as delivery ___
Definition
before 37 wks
Term
Preterm birth consequences include all except:
Definition
Immediate Chronic pulmonary failure
Term
What procedures are used for incompetent cervix?
Definition
Macdonald and shirodkar
Term
Incompetent cervix is cause by poor prenatal care is true or false?
Definition
False (cause by trauma, congenital, DES)
Term
which following are some of pitfalls when scanning the cervix 30%not seen well due to: overlying fetal parts, acoustic shadowing from fetal head, obesity?
Definition
All are pitfalls
Term
How long should you scan and how many measurement images s should you take of the cx?
Definition
3 min - 3 images
Term
Short cx measure:___before 34 wk
Definition
2.5-3cm
Term
For interventions to prevent preterm labor include every thing in list but not ___
Definition
Trendelenburg position
Term

sonographic of partial molar is all except which?

1-Gestational sac deformed

2-Evenly distributed cystic space

3-Fetus or fetal parts detected with degenerating villi

Definition
Not 2 (enlarge placenta with cystic spaces)
Term

PTN occurs in all of the following except:

1-life threatening complication of pregnancy

2-Occurs most often after molar pregnancy

3-Ectopic pregnancy

Definition
3 not occurs with PTN
Term

All of these are characteristic of invasive mole except:

Least common

benign and non metastatic

Can be malignant

Definition
Least common form of PTN (because it suppose is the most common form)
Term

For placental site trophoblastic tumor (PSTT) all of these are correct EXCEPT:

hCG not reliable marker

Ut usually enlarged

Lesion resist chemo

Definition
hCG is not reliable marker is false
Term

In a coexisting molar all of these are correct EXCEPt:

Fetus has abnormal karyotype

Twin preg with normal fetus

pt may develop preeclampsia

Definition
Fetus has abnormal karyotype is false
Term

All of these are correct for choriocarcinoma EXCEPT:

1:40 molar preg

Elevated hCG in non-preg pt

No vascular invasive

Definition
No vascular invasive is false (it is hypervascularity)
Term
Gold standard technique for CX is __
Definition
Transvaginal
Term
Normal karyotype has __
Definition
22 pairs
Term
In a complete molar pregnancy, the hCG level is__
Definition
>100000
Term
No fetus is seen in ___
Definition
complete mole
Term
Placental site trophoblastic tumor fact this is___
Definition
Rarest and most common form of PTN
Term
To help visualize the cx in 3rd trimester, positioning the patient in trendelenburg for over 16 hrs is true or false?
Definition
False
Term
Cervical width decrease with age is correct?
Definition
No, it is increase with age
Term
High risk population for preterm birth is:
Definition
Multiple gestations, prior history of preterm birth, cx surgery, and uterocervical anomaly
Term
Mechanical cx failure caussed by:___
Definition
congenital, DES exposure in utero, trauma to cx
Term
Cx in second trimester is horizontal and less bulky is true or false?
Definition
False
Term
Molar pregnancy risk factor are Teenager, women over 35, Asian, 3:100 which is not correct?
Definition
3:1000
Term

Clinical signs and symptoms of a molar preg are

Vaginal bleeding

Hyperemesis

Preeclampsia before 24 wk

UT may be small for date

Which is not correct?

Definition
Ut may be small for date
Term
Type of molar pregnancy
Definition
complete and partial
Term
 diploid karotype is_
Definition
Complete
Term
A triploid karyotype is_
Definition
Partial
Term

Persistent trophoblastic neoplasia include all EXCEPt:

Invasive mole

Choriocarcinoma

Placental site trophoblastic tumor

Hydatidiform molar pregnancy

 

Definition
hydatidiform molar pregnancy
Term
PICS: on exams include these
Definition

Cervical cerglage

dynamic dilation of the cx

hour glass shape

Y shaped cx

Measusement of funnel length

transvag method

translabial method

theca lutein cysts associate with molar pregnancy

too much pressure on txr in image cx measurement

Lower uterine segment contraction

Term
Umbilical cord consist of ___
Definition
2 arteries and 1 vein
Term
Landmark of BPD is
Definition
CSP, thalamus, falx
Term
Cerebelum shape is__
Definition

Dumbell

 

Term
Which technique for bpp scoring/ interpretation is incorrect?
Definition
2 score for single poket AFI 5-10 cm (it is 2-8cm)
Term
What portion of the fallopian tube is attached to the cornu?
Definition
Interstitial
Term
Fetal factors asso with fetal growth restriction except:
Definition
Placenta previa
Term
As the preg progresses, the range in BPD measurement during the 3rd trimester may vary by ___
Definition
3 to 3.5 wks
Term
This term indicates that fetal head is toward the fundus of the uterus this is __
Definition
Breech
Term
This indicates that the liver is on the right and stomach is on the left and anatomic landmark are on the proper site this is __
Definition
normal situs
Term
The presentation of a fetus lying perpendicular to the maternal sagital axis is___
Definition
transverse
Term
Visualization of the distal femoral epiphysis signified a gestational age beyond is
Definition
33-35 wk
Term
Normal lateral ventricle uppper measurement are:
Definition
10mm
Term
measurement of cisterna magna form where to where?
Definition
Vermis to occipital bone
Term
What is defined with parameters of cardiac NST, observation of fetal breathing, fetal body movements, fetal tone, AFV: this is__
Definition
BPP
Term
Asymmetric IGUR is all except ___
Definition
body larger than head
Term
Estimate the EDC using nagele rule if LMP is 2/15 then__
Definition
November 23
Term
Corrected BPD equation is _
Definition
square root of [(BPD x OFD)/1.265]
Term
Elongated, short round head is__
Definition
brachycephaly
Term
Landmark for AC is
Definition
Portal vein, spine, stomach
Term
BPP developed by__
Definition
Manning in the 1980's
Term
Characteristic of a single poket evaluation correct is
Definition
2-8cm
Term
Risk factors for macrosomia is:__
Definition
Multiparous, AMA, obesity, diabetes, excessive weight gain, hx of LGA fetus, and postdate preg
Term
Diabetes mellitus can result in___
Definition
Fetus measuring larger than dates
Term
US finding of symmetric IUGR are:
Definition

mature placenta, oligo, low bpp score, abnormal doppler assessment

 

Term
AFI=
Definition
RUQ+RLQ+LUQ+LLQ
Term
S/D ratio >3.0 in the umbilical artery after 30 weeks is__
Definition
abnormal
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