Review Exam OB/GYN Flashcards by miranda wilcox

A cloverleaf shaped cranium in a 2nd tri fetus is characteristic of

skeletal dysplasia

How well did you know this?

Not at all

Perfectly

which genitourinary abnormality depends on fetal gender

posterior urethral valve and turners

How well did you know this?

Not at all

Perfectly

which pelvic structure contains the uterine blood vessels and nerves

broad ligaments

How well did you know this?

Not at all

Perfectly

when the vasular space between the placenta and myometrium is absent, the sonographer should suspect

placenta accreta

How well did you know this?

Not at all

Perfectly

measurment of the biparietal diameter is taken at a level to include the

thalamic cerebri

How well did you know this?

Not at all

Perfectly

the best measuring method for evaluating gestational age is the

crown rump length

How well did you know this?

Not at all

Perfectly

bilateral symmetric pelvic masses are most likely

pelvic muscles

How well did you know this?

Not at all

Perfectly

a localized hypoechoic adnexal mass is present on serial sonograms. physiological ovarian cysts of varying size are presen bilaterally. based on this clinical history, the adnexal mass is most supicious for a(an)

endometrioma

How well did you know this?

Not at all

Perfectly

maintaining privacy of a patients medical and personal info is a primary concern of the

health insurance portability and accountability act

How well did you know this?

Not at all

Perfectly

which of the following is not evaluated during a fetal bpp

fetal swallowing

How well did you know this?

Not at all

Perfectly

an echogenic endometrium with posterior acoustic enhancement is present during which of the following phases

secretory

How well did you know this?

Not at all

Perfectly

normal serum maternal alpha feto protein levels vary with

gestational age

How well did you know this?

Not at all

Perfectly

a diamniotic/momochorionic multifetal pregnancy will demonstate

one placenta and two gestational sacs

How well did you know this?

Not at all

Perfectly

symmetrical intrauterine growth restriction is most likely a result of

1st tri insult

How well did you know this?

Not at all

Perfectly

which of the following structures shunts blood away from the fetal lungs

ductus arteriosus

How well did you know this?

Not at all

Perfectly

which of the following abnormalities demonstrates an arteriovenous anastomosis

twin to twin transfusion syndrome

How well did you know this?

Not at all

Perfectly

which rare benign ovarian neoplasm occurs most often in postmenopausal women

thecoma

How well did you know this?

Not at all

Perfectly

hydranencephaly is an abnormality of the

cerebral cortex

How well did you know this?

Not at all

Perfectly

common sonographic finding associated with dandy walker syndrome include

enlarged posterior fossa and absence of the cerebellar vermis

How well did you know this?

Not at all

Perfectly

a menarche patient presents with a history of dysmenorrhea and uterine tenderness during a physical exam. her last menstrual period was 2 weeks earlier. the uterine myometrium appears diffusely inhomogeneous on ultrasound. this is suspicious for

adenomyosis

How well did you know this?

Not at all

Perfectly

which phase of the endometrium demonstrates the thinnest diameter

late menstrual

How well did you know this?

Not at all

Perfectly

normal embyonic herniation of the bowel permits development of the

abd organs

How well did you know this?

Not at all

Perfectly

which classification of osteogenesis imperfecta is the most lethal

type 2

How well did you know this?

Not at all

Perfectly

which leiomyoma location is most likely to cause heavy irregular uterine bleeding

submucosal

How well did you know this?

Not at all

Perfectly

the landmark used to localize the correct level for measuing abd circumference is

lt portal vein

which portion of the fetal heart lies closest to the anterior chest wall

rt ventricle

normal nuchal translucency does not exceed

3mm

which ob condition is an indication for immediate delivery

placental abruption

at what ges age are chorionic villus sampling procedures commonly performed

10 to 12 weeks

which structure would you evaluate if a patient presents with a hist of a gartner cyst

vagina

brightly echogenic bowel in the 2nd tri is most likely associated with which abnormality

tri 21

clinodactyly refers to what

the inward curvature of digits

in postmenopausal women, endometrial thickness is consistently benign when measuring

5mm or less

fluid within the endo cavity is

not included in the measurement

the cervix to corpus ratio of premenarche uterus

2:1

enlargement of the 3rd ventricle is a finding associated with

agenesis of the corpus callosum

which segment of the fallopian tube is potentially the most life threatening in a ruptured ectopic

interstitial

if the fluid filled fetal stomach is not visualized on serial sonograms, the sonographer should suspect

esophageal atresia

the yolk sac is abnormal after the diameter exceeds

8mm

in relation to the ovaries, the external iliac vessels are located

lateral

ovulation usually occurs when the diameter of the dominant follicle measures

25mm

what adx pathology is associated with trophoblastic disease

theca lutein cysts

placenta previa is ruled out when the placental edge is located a minimym of what distance from the internal OS

2cm

dangling of the shoroid plexus is associated with

ventriculomegaly

a defect of the fetal lymphatic system typically results in development of a(n)

cystic hygroma

in a menarche patient, a multi layered appearance is present during which endo phase

later proliferation phase

which vessel provides the best imaging landmark for locating the ovaries

internal iliac

which pelvic muscle is most frequently mistaken for an ovary

piriformis

proliferation of the endo is a result of

estrogen

the most common cause for postmenopausal bleeding is

benign hyperplasia

an extrauterine mass most commonly develops on which of the following structures

broad ligament

a mature physiological cyst is termed a

graafian follicle

the lavator ani muscles are at the level of the

vagina

which of the following is not a physiological in origin

nabothian cyst

encephaloceles are typically located in which region of the calvaria

occipital

what mimics anencephaly

acrania

the most common neural tube defect is

anencephaly

holoprosencephaly is most often associated wit

patau

result of cranial defect

encephalocele

most likely demonstrates a normal maternal serum alpha fetoprotein level

encephalocele

normal maximum placental thickness in a 2nd tri pregnancy should not exceed

4cm

most likely associated with oligohydramnios

intrauterine growth restriction

the anatomical relationship between the ureter, ovary, and iliac vessels

the ureter and iliac vessels lie posterior to the ovary

fetal abnormality more commonly associated with diabetic patients

caudal regression

which hormone is responsible for inducing ovulation during a normal mestrual cycle

luteinizing hormone

a cystic hygroma is often associated with

chromosomal abnormality

nabothian cysts are located near the

cervix

which portion of the fetal brain demonstrates ventriculomegaly first

occipital horn of the lateral ventricle

which abnormality is associated with trophoblastic disease

theca lutein cysts

what is unique to the luteal phase

demonstration of the constant 14 day lifespan

a thin spetation within the endo is consistent with which uterine anomaly

septae uterus

thickness of the endo is dependent of

hormone levels

a chocolate cyst is a term used to describe

endometrioma

diffuse uterine enlargement demonstrating diffuse myometrial anechoic areas are sonographic findings consistent with

adenomyosis

T.V., in sag plane. the urinary bladder should display on which portion of the screen

left upper

what lab value determines when the ovary is ready to ovulate

estradiol

30yrs, normal menses, 10th day of cycle, the endo stripe is expected to demonstrate

a thick, hypoechoic functional layer and a hyperechoic basal layer

what is true for a post menepoausal patient not receiving hormone replacement therapy

decreases in estrogen can shorten the vagina

which portion of the uterus is indistinct in the nongravid stage

isthmus

the suspensory ligament attaches the

ovary to the pelvic sidewall

an anechoic tubular adx mass posterior and lateral to the uterus in an asymptomatic patient is most likely the

hydrosalpinx

fetuses with a diabetic mother have an increased risk of developing

maacrosomia

cases of heterotopic pregnancy occur in approximately

1:30,000

what syndrome is associated with an extra set of chromosomes

triploidy

visualization of the fractured fetal femur is most suspicious for

osteiogenesis imperfecta

a cystic teratoma is most commonly located

superior to the uterine fundus

2nd tri ultrasound eacms are best in determining fetal

anatomy

what structure allows communication between the right and left atraia

foramen ovale

precocious puberty may indicate the possible presence of a mass of the

hypothalamus, gonads, or adrenal gland

a unilocular thin walled cystic structure is identified adjacent to a normal appearing ovary. This mass is most suspicious for

paraovarian cyst

the most common gynecological malignancy in the united states involves the

endometrium

a bicornuate uterus is a congenital anomaly resulting from

incomplete fusion of the mullerian ducts

in ectopic pregnancy, serial human chorionic gonadotrpin levels are expected to

abnormally increase

ovulation typically occurs within how many hours of visualizing a cumulus oophorus

what endo phase demonstrates the greatest dimension

early secretory

fertilization of the ovum occurs in the

distal fallopian tube

which structure is responsible for the secretion of the follicle stimulating hormone

pituitary gland

the normal endo of a post menopausal patient not receiving hormone replacement therapy is expected to appear

thin and echogenic

cystic structures located within the choroid plexus

normally regress by 23 weeks gestation

which biometric parameter is most widely used to determine gestational age in the early second trimester

biparietal diameter

which neoplasm is most likely associated with meigs syndrome

fibroma

the endo may demonstrate posterior acoustic enhancement in which of the following endometrial phases

secretory

which portion of the primitive brain displays as a prominent cystic structure

rhombencephalon

the maternal side of the developing placenta is termed decidua

basalis

the purpose of the cephalic index is to determine

normalcy of the head shape

normal fetal lung development is dependent on the

exchange of the amniotic fluid within the lungs

which term refers to midcycle or ovulatory pain

mittelschmerz

duodenal atresia is associated with which tri syndrome

a rapid increase in serial human chorionic gonadotropin levels in associated with

trophoblastic disease

which pelvic mass is commonly displayed in a normal first tri pregnancy

corpus luteal cyst

what is caused by the presence of one defective gene

autosomal dominant

a lemon shpated cranium is more commonly associated with

myelomeningocele

visualization of the distal femoral epiphysis documents a fetus with an approximate gestational age of

32 weeks

a fixed, small, hyperechoic focus within the left ventricle is most likely the

papillary muscle

the normal diameter of the lateral ventrical atria should not exceed

10 mm

the apex of the fetal heart is normally positioned toward the

left side of the body at 45 degrees