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Eval. the Umbilical Cord
OB/GYN Sonography
24
Medical
Undergraduate 4
02/19/2009

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Cards

Term
Which side should the apex of the heart point to?
Definition
left
Term
Which side should contain the stomach bubble?
Definition
left
Term
What is it called when the apex of the heart points to the right?
Definition
dextracardia
Term
Formed by the external allantois.
Definition
umbilical cord
Term
Formed by the internal allantois.
Definition
bladder
Term
Which way does the umbilical cord coil?
Definition
left
Term
When can the umbilical cord first be visualized?
Definition
8 weeks LMP
Term
How many coils does the umbilical cord have?
Definition
40
Term
The vein of the umbilical cord connects to which vein in the baby?
Definition
portal vein
Term
The umbilical arteries are continuous with which arteries in the baby?
Definition
iliacs
Term
What is the most common anomaly of the umbilical cord.
Definition
one artery and one vein instead of two arteries and one vein
Term
The umbilical cord is surrounded by _____ and the entire cord is surrounded by _____.
Definition
Wharton's jelly; amnion
Term
Gelatinous connective tissue that protects the umbilical vessels from compression.
Definition
Wharton's Jelly
Term
Trisomies 21 and 18, CNS anomalies, cardiac, oomphalocele, and VATER are associated with what?
Definition
single umbilical artery
Term
What does VATER stand for?
Definition
vertebral, anal atresia, tracheoesophageal fistula, esophageal atresia, and renal anomalies
Term
Two most common defects of fetal cord insertion.
Definition
gastroschisis and oomphalocele
Term
Where is gastroschisis located in relation to the ACI?
Definition
to the right
Term
When does a mid gut herniation have to be back in the belly?
Definition
14 wks, or 45 CRL
Term
Umbilical cord cysts have increased risk for what?
Definition
chromosomal abnormalities
Term
In which trimester is an umbilical cord cyst normal?
Definition
1st
Term
AKA limb body wall complex or short umbilical cord syndrome.
Definition
body stalk anomaly
Term
Complex set of disruptive abnormalities due to the failure of the anterior abdominal wall to close.
Definition
limb body wall complex
Term
What is the characteristic feature of limb body wall complex?
Definition
Nonfusion of the amnion and chorion.
Term
Cord is presenting before the fetus.
Definition
prolapsed umbilical cord
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