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The Umbilical Cord Is a Temporary Anatomic Structure Connecting the Fetus

Question 64

Multiple Choice

The umbilical cord is a temporary anatomic structure connecting the fetus to the placenta, and permits the fetal circulation of blood. Which one of the following statements is true about umbilical cord?


A) Length is 15 - 30 cm
B) Diameter is 3 - 5 cm
C) Cord shows a spiral twist from left to right as early as 12th week of pregnancy
D) Only the arteries do not possess vasa vasorum

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