Umbilical cord

Changed by Jeremy Jones, 17 Nov 2015

Updates to Article Attributes

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The umbilical cordis a foetalfetal organ and connects the placenta to the uterus and is a vital passage for nutrients, oxygen and waste products to and from the foetusfetus

The umbilical cord inserts into the centre of the placental bulk and into the foetusfetus at the umbilicus. Variation in insertion can occur. For example, eccentric insertion andvelamentous insertion may be seen1. It measures 55-60cm in length with a thickness of 2.0-2.5cm 3. The normal cord has two arteries and one vein 2-3:

  • paired umbilical arteries (branches of the internal iliac artery) carry deoxygenated blood from the foetusfetus to the placenta
  • umbilical vein runs carries oxygenated blood from the placenta to the foetusfetus
  • -<p>The<strong> umbilical cord </strong>is a foetal organ and connects the <a href="/articles/placenta">placenta</a> to the <a href="/articles/uterus">uterus</a> and is a vital passage for nutrients, oxygen and waste products to and from the foetus. </p><p>The umbilical cord inserts into the centre of the placental bulk and into the foetus at the <a href="/articles/umbilicus">umbilicus</a>. Variation in insertion can occur. For example, <a href="/articles/marginal-cord-insertion">eccentric insertion</a> and <a href="/articles/velamentous-cord-insertion">velamentous insertion</a> may be seen <sup>1</sup>. It measures 55-60cm in length with a thickness of 2.0-2.5cm <sup>3</sup>. The normal cord has two arteries and one vein <sup>2-3</sup>:</p><ul>
  • -<li>paired<a href="/articles/umbilical-artery"> umbilical arteries </a>(branches of the internal iliac artery) carry deoxygenated blood from the foetus to the placenta</li>
  • +<p>The<strong> umbilical cord </strong>is a fetal organ and connects the <a href="/articles/placenta">placenta</a> to the <a href="/articles/uterus">uterus</a> and is a vital passage for nutrients, oxygen and waste products to and from the fetus. </p><p>The umbilical cord inserts into the centre of the placental bulk and into the fetus at the <a href="/articles/umbilicus">umbilicus</a>. Variation in insertion can occur. For example, <a href="/articles/marginal-cord-insertion">eccentric insertion</a> and <a href="/articles/velamentous-cord-insertion">velamentous insertion</a> may be seen <sup>1</sup>. It measures 55-60cm in length with a thickness of 2.0-2.5cm <sup>3</sup>. The normal cord has two arteries and one vein <sup>2-3</sup>:</p><ul>
  • +<li>paired<a href="/articles/umbilical-artery"> umbilical arteries </a>(branches of the internal iliac artery) carry deoxygenated blood from the fetus to the placenta</li>
  • -<a href="/articles/umbilical-vein">umbilical vein</a> runs carries oxygenated blood from the placenta to the foetus</li>
  • +<a href="/articles/umbilical-vein">umbilical vein</a> runs carries oxygenated blood from the placenta to the fetus</li>

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