Chapter 25 fetal face and neck questions

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the most common location of a cystic hygroma is within the

neck

the absence of the eyes is termed

Anophthalmia

there is a definite link between microtia and what syndrome?

down syndrome

which of the following is also referred to as trisomy 21? -edwards syndrome -patau syndrome -meckel-gruber syndrome -down syndrome

down syndrome

which of the following conditions does not affect the orbits? -cebocephaly -cyclopia -ethmocephaly -epignathus

epignathus

the condition in which there is no nose and a proboscis separating two close-set orbits is

ethmocephaly

A reduction in the distance between the orbits is referred to as:

hypotelorism

which of the following would be most difficult to detect sonographically? -cleft lip and cleft palate -isolated cleft lip -isolated cleft palate -isolated median cleft

isolated cleft palate

which of the following may also be referred to as turner syndrome? -down syndrome -tri 13 -tri 15 -monosomy X

monosomy X

the optimal scan plane to visualize micrognathia is

sagittal

macroglossia is most commonly found with

Beckwith-Wiedemann syndrome

An oral teratoma is referred to as

epignathus

the thickness of the nuchal fold in the second trimester not exceed

6mm

the fetal lip typically closes by

8 weeks

a cystic hygroma is the result of

An abnormal accumulation of lymphatic fluid within the soft tissue

micrognathia is a condition found in:

Trisomy 18

a group of abnormalities associated with the entrapment of fetal parts and fetal amputations is

amniotic band syndrome

the most common cause of hypertelorism is

anterior cephalocele

the growth disorder syndrome synonymous with organ, skull, and tongue enlargement is:

beckwith-wiedemann syndrome

the nuchal fold measurement is typically obtained

between 15 weeks and 21 weeks

the measurement obtained between the lateral walls of the orbits is referred to as the:

binocular diameter

which of the following is a benign congenital neck cysts found most often near the angle of the mandible? -epignathus -branchial cleft cyst -thyroglossal duct cyst -fetal goiter

branchial cleft cyst

at what level is the nuchal fold measurement obtained?

cavum septum pellucidum

close-set eyes and a nose with a single nostril is termed

cebocephaly

An abnormal division in the lip is referred to as

cleft lip

Fusion of the orbits is termed

cyclopia

a large, mostly cystic mass containing a thick, midline septation is noted in the cervical spine region of a fetus. This most likely represents a(n):

cystic hygroma

all of the following are sonographic features of holoprosencephaly except: -cystic hygroma -proboscis with cyclopia -fused thalamus -monoventricle

cystic hygroma

nuchal thickening is most commonly associated with:

down syndrome

the isolated enlargement of the thyroid is referred to as

fetal goiter

facial anomalies, when discovered, should prompt the sonographer to analyze the brain closely for signns of:

holoprosencephaly

an increase distance between orbits is referred to as:

hypertelorism

An unusual protuberance of the tongue is termed

macroglossia

a small mandible is termed

micrognathia

what is the term for a smaller than normal ear?

microtia

the most frequently encountered chromosomal abnormality assoicated with holoprosencephaly is

trisomy 13

which of the following is also referred to as patau syndrome? -tri 18 -tri 13 -tri 21 -tri 12

trisomy 13

an absent or hypoplastic nasal bone is most likely associated with

trisomy 21

an increased nuchal fold is most likely assoicated with

trisomy 21

which of the following would most likely involve the development of a cystic hygroma? -beckwith-wiedemann syndrome -hydranencephaly -turner syndrome -klinefelter syndrome

turner syndrome


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