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A baby being breastfed Video summary of article with script. Breastfeeding, also known as nursing, is the process where breast milk is fed to a child. [1] [2] Breast milk may be from the breast, or may be pumped and fed to the infant.
The round ligament of the liver is the remnant of the umbilical vein during embryonic development. [1] It only exists in placental mammals. [4] After the child is born, the umbilical vein degenerates to fibrous tissue.