Brainscape's Knowledge GenomeTM


Top Flashcards (Certified)
All Flashcards

OB-Hagen > Final Q4 T2 > Flashcards

Final Q4 T2 Flashcards

1
Q

Hallmark sign for agenesis of the corpus collosum

A

Teardrop shaped ventricle

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Cordocentesis is more commonly used for what procedure

A

Guidance for transfusions to treat fetal isoimmunization

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

An isolated unilateral cleft lip defect commonly originates on the ____ side of the face

A

On the left side of the face

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Which of the following statements about epignathus is false?

A) Swallowing is not impaired in fetuses with epignathus

B) A small stomach may be present

C) An epignathus is a teratoma located in the oropharynx

A

Swallowing is not impaired

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Most common aneuploidy condition

A

Trisomy 21

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Reasons to perform an amniocentesis include all of the following except:

A) multiple gestations
B) maternal age
C) abnormal AFP

A

Multiple gestations

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

The sonographic findings of cranial anomalies, choroid plexus cysts, clenched hands, and rocker bottom feet may be seen in:

A

Trisomy 18

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

A large cystic hygroma, hydrops, coarctation of the aorta may be seen in a fetus with:

A

Turners syndrome

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

Ventriculomegaly is when lateral ventricle measures greater than:

A

10mm

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

The differential considerations for anencephaly include all of the following except:

A)microcephaly
B)cephalocele
C)acrania
D)arachnoid cyst

A

Arachnoid cyst

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

Small chin:

A

Micrognathia

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

Results from a malformation of the lymphatic system

A

Cystic hygroma

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

Differential for cystic hygroma includes all of the following except:

A) encephalocele
B) goiter
C) cystic teratoma
D) myelomeningocele

A

Goiter

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

This supplement has been shown to significantly reduce the likelihood of neural tube defects

A

Folic acid

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

A lack of sulci within the fetal cerebrum is an indication of:

A

Lissencephaly

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

An open spinal defect characterized by a protrusion of meninges and spinal cord through the defect, usually within a meningeal sac

A

Meningomyelocele

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
17
Q

The maxilla and orbits are ____ imaged in the true sagittal plane

A

Not

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
18
Q

Fetuses younger than expected will have ____ afp levels

A

Lower than expected

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
19
Q

An elongated forehead in the sagittal plane and triangular in shape in the axial plane:

A

Trigonocephaly

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
20
Q

Associated with meckel-gruber syndrome

A

Encephalocele

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
21
Q

term used to describe the herniation of meninges and brain through a calvarium defect

A

Encephalomeningocele

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
22
Q

The sonographic findings of increased nuchal thickening, duodenal atresia, cardiac anomalies, and echogenic bowel may be seen with

A

Trisomy 21

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
23
Q

Trisomy 13 is also known as

A

Patau syndrome

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
24
Q

Elevated MSAFP levels are reported as

A

Multiples of the median(MOM)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
25
Imaging plane best used to image cleft lip and palate
Modified coronal
26
The optimal collection site for an amniocentesis includes
Away from the central portion of the placenta away from the fetus away from the umbilical cord toward the maternal midline
27
Large space between the first and second toes:
Sandal gap
28
And early non-invasive means of assessing the risk of aneuploidy
Nuchal translucency
29
The most common congenital anomaly of the face
Cleft lip
30
What shape is the cerebellum when a spinal defect is present
Banana
31
The best imaging plane to Sonographically evaluate the spine for spina bifida
Axial/transverse
32
A fluid filled cystic structure filled with CSF that results from hemorrhage and communicates with the ventricular system
Porencephaly
33
a vein of Galen malformation will have ______ flow on Doppler
Turbulent
34
Dangling choroid sign is associated with
Ventriculomegaly
35
Most common neck mass in fetus
Cystic hygroma
36
Most common reason for elevated afp
Incorrect gestational dates
37
Facial anomalies occur as ____ defects or part of a syndrome
Isolated
38
A strawberry shaped skull is associated with
Edwards syndrome/trisomy 18
39
Cephaloceles are more commonly involved in which skull bone
Occipital
40
Holoprosencephaly and Probiscis are most likely to be found in a fetus with
Trisomy 13
41
The forebrain forms into the
Prosencephalon
42
Pregnancy associated plasma protein A(PAPP-A) levels ____ throughout pregnancy
Increase
43
Most severe form of holoprosencephaly characterized by a single common ventricle and malformed brain
Alobar
44
Anencephaly is an example of what type of condition
Multifactorial
45
Neck teratomas are usually located _____
Anteriorly
46
Oral teratomas are referred to as:
Epignathus
47
Differential considerations of dandy-walker should include
Arachnoid cyst
48
Neural tube defect characterized by a lack of development of the cerebral and cerebellar hemispheres and cranial vault and is fatal
Anencephaly
49
Test used in the 1960’s to relieve polyhydramnios but is now used to evaluate for chromosomal abnormalities
Amniocentesis
50
Most likely fetal cranial finding with TORCH infection
Intracranial calcifications
51
After amniocentesis, the sonographer should demonstrate and document
Fetal cardiac activity
52
Following an intracranial hemorrhage, a cyst is noted within the cerebrum that communicates with the lateral ventricles:
Porencephaly
53
Head anomaly characterized by the presence of a single primitive ventricle
Holoprosencephaly
54
Craniosynostosis may be defined as
Premature closure of the cranial sutures
55
Beta-hCG can be assessed in maternal serum in the first trimester to evaluate for an increased risk of which anomaly
Trisomy 21/ Down syndrome
56
Diencephalon develops into the
Thalamus
57
Occurs due to failure of the primary and secondary palate to fuse
Cleft lip
58
Term used to describe the herniation of the meninges and brain through a calvarium defect
Encephalocele
59
An isolated unilateral cleft lip defect commonly originates on the ____ side of the face
Left
60
Sonographic finding of a fluid-filled cranium with absence of cerebral tissue is consistent with:
Hydranencephaly
61
Most common open neural tube defect
Anencephaly
62
Double bubble denotes:
Dilated duodenum next to the fetal stomach
63
Probiscis suggests what abnormality
Holoprosencephaly
64
Chromosomal abnormality associated with theca lutein cysts
Triploidy
65
Development of a fluid-filled cleft within the cerebrum is consistent with
Schizencephaly
66
Absence of the CSP is a distinguishing characterized of
Agenesis of the corpus collosum
67
Ventriculomegaly coupled with an enlargement of the fetal head is called
Hydrocephalus
68
AFP is produced in early gestation by what stucture
Yolk sac
69
Banana-shoes cerebellum and lemon-shaped head are characteristics of
Arnold-Chiari malformation
70
Macroglossia is most commonly found with
Beckwith-Wiedemann syndrome
71
A condition in which a complete or partial absence of the cranial bones is
Acrania
72
MSAFP levels peak at ____ weeks
15-18
73
Anomaly characterized by the presence of a posterior fossa cyst and the splaying of the cerebral hemispheres
Dandy-Walker malformation
74
The quadruple screen evaluates:
AFP Unconjugated estriol HCG Inhibin A
75
Method of genetic testing that is performed at 10-14 weeks gestation and allows results to be available within 1-week
Chorionic villus sampling (CVS)
76
Kleeblattschadel is also referred to as
Clover-leaf skull
77
An obstruction caused by a ventricular defect is referred to as ______ hydrocephalus
Noncommunicating
78
Obstruction outside of the ventricular system is referred to as _______ Hydrocephalus
Communicating
79
Club foot is also referred to as:
Talipes
80
What form of holoprosencephaly is characterized by a common ventricle, hypotelorism, and a normally placed nose with a single nostril
Cebocephaly

OB-Hagen (17 decks)

Brainscape helps you reach your goals faster, through stronger study habits.
© 2025 Bold Learning Solutions. Terms and Conditions