Your baby’s umbilical cord should have two arteries and one vein. It is often referred to as a three-vessel cord. Sometimes one of the arteries is missing, usually the left one. If your ...

While umbilical cord knots ... and dense to protect the cord from damage. Tunica media: The middle layer of the cord contains the majority of the blood vessels. It serves to regulate your baby's ...

The umbilical cord starts to form at about 4 weeks ... A very small number of babies have only one umbilical artery instead ...

In a systematic review by Van Rheenen and Brabin, [8] delayed cord clamping was defined as waiting until the umbilical cord had ... [9] there were 2 different "delayed" groups—one group clamped ...