• in 1876, Paul Zweifel became the first to demonstrate that the fetus in utero consumes oxygen?
• the blood vessel present during fetal development that carries oxygenated blood from the placenta to the growing fetus is called the umbilical vein?
• Robinow syndrome is an extremely rare genetic disorder whose facial deformities were described by Meinhard Robinow with the term fetal facies, due to the resemblance of some patients' faces to that of a fetus?
• Rick Gibson intended his human earrings sculpture to raise questions about the appropriateness and usage of such materials for art and self adornment?
• lethal congenital contracture syndrome, characterized by fetal immobility and leading invariably to pre-natal death, may be caused by mutations in chromosome 9?
• Dennis Gorski sponsored legislation in the New York State Assembly that preserved the right to declare "loss of fetus" as a serious injury in automobile accidents?

Facts on topics related to Fetus

Embryo

• embryonic development in the bluntnose stingray does not start until several months after mating?
• the first fossilised dinosaur eggs found in the world, which are also the oldest dinosaur embryos ever discovered, belong to Massospondylus and were found in Golden Gate Highlands National Park, South Africa in 1978?
• the human mouth forms when the opening that becomes the anus tunnels through the embryo and comes out the other side?

Heart development

• the protein ASF/SF2 (molecular image pictured) is involved in the development of the human heart and the replication of HIV-1?

Placenta

• placenta accreta can see the placenta attach itself not only to the muscle of the uterus but also to the bladder or other organs?
• secretions from the placenta prevent the maternal immune system from recognizing the fetus as a foreign object, partly explaining immune tolerance in pregnancy?
• the blood vessel present during fetal development that carries oxygenated blood from the placenta to the growing fetus is called the umbilical vein?
• the barbeled houndshark is the only shark with a spherical placenta?
• the decidua is the maternal contribution to the placenta?

Fertilisation

• female yellow mites (pictured) are produced from unfertilized eggs, a process called thelytoky?