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Encyclopedia > Ductus venosus

In the fetus, the ductus venosus connects the left umbilical vein with the upper inferior vena cava. This allows deoxygenated blood from the fetus to return to the placenta without placing a load on the fetus' kidneys or liver. Fetus at eight weeks A fetus (alternatively foetus or fœtus) is an unborn human offspring from the end of the 8th week of pregnancy (when the major structures have formed) until birth. ... An umbilicus which appears as a depression in the abdomen is referred to as an innie. The umbilicus (commonly called a navel, or belly or tummy button), is essentially a scar caused at birth by the removal of the umbilical cord from a newborn baby. ... The superior and inferior venae cavae are the veins that return the blood from the body into the heart. ... Human placenta shown a few minutes after birth. ...


  Results from FactBites:
 
Doppler of the Ductus Venosus in Detection of Chromosomal Abnormalities - Figures & Images (298 words)
Murta C.G.V., Moron A.F., and Ávila M.A.P.; November 2000; Doppler of the Ductus Venosus in Detection of Chromosomal Abnormalities http://www.obgyn.net/us/cotm/0012/ductusvenosus.htm
Table 1 - Blood flow velocity in the ductus venosus of normal fetuses and abnormal karyotype fetuses in relation to the NT at 10-14 weeks of gestation.
5 -Relation between the flow velocity during atrial contraction in the ductus venosus and nuchal translucency thickness at 10-14 weeks of gestation in normal fetuses and abnormal karyotype fetuses.
Time of closure of ductus venosus in term and preterm neonates -- Kondo et al. 85 (1): 57 -- Archives of Disease in ... (1732 words)
of the ductus venosus in the postnatal adaptation of the neonatal
Postnatal closure of ductus venosus in preterm infants
Pharmacological constriction of the newborn ductus arteriosus in hypoxia.
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