اناٹومی مطالعاتی نوٹ · Abdomen

Umbilical cord

The twisted cord joining the fetus to the placenta. It is about 2 cm thick and, at term, about 50 cm long, roughly the length of the baby.

اہم نکات

2 arteries (deoxygenated, to placenta) + 1 vein (oxygenated, to fetus).
Wharton jelly inside, amnion outside.
~50 cm long at term.
Meckel diverticulum = vitelline duct remnant (2%, 2 ft from the ileocaecal junction, 2 in long).
Cord: 2 arteries + left vein in Wharton jelly.
Remnants: medial umbilical ligaments, ligamentum teres.
Wharton jelly = mucous connective tissue.

خصوصیات · Histology · Development · طبی اہمیت

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