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Parasitic Twins
By: Corinne DeRuiter
| Published: Aug 16, 2011
Parasitic twins, a specific type of conjoined twins, occurs when one twin ceases development during gestation and becomes vestigial to the fully…
Twins, ConjoinedReproductionFetusCongenital DisordersHuman Development
In the Womb (2005), by Toby Mcdonald and National Geographic Channel
By: Inbar Maayan
| Published: Nov 20, 2010
Written, produced, and directed by Toby Mcdonald, the 2005 National Geographic Channel film In the Womb uses the most recent technology to provide an…
LiteratureHuman DevelopmentReproductionMoviesFetus
Trisomy 18 (Edwards Syndrome)
By: Mark Zhang
| Published: Aug 16, 2011
John Hilton Edwards first described the symptoms of the genetic disorder known as Trisomy 18 - one of the most common forms of trisomy, which occurs…
TrisomyFetusCongenital DisordersHuman Development
Corpus Callosum Defects Associated with Fetal Alcohol Syndrome
By: Erica O'Neil
| Published: Sep 07, 2010
Prenatal exposure to alcohol (ethanol) can result in a continuum of developmental abnormalities that are highly variable depending on the severity,…
fetal alcohol syndromeReproductionHuman DevelopmentFetus
Multi-Fetal Pregnancy
By: Corinne DeRuiter
| Published: Jan 01, 2012
In humans, multi-fetal pregnancy occurs when a mother carries more than one fetus during the pregnancy. The most common multi-fetal pregnancy is…
ReproductionFetusHuman Development
Leonardo da Vinci's Embryological Annotations
By: Hilary Gilson
| Published: Aug 19, 2008
Among his myriad scientific and artistic contributions, Leonardo da Vinci's work in embryology was groundbreaking. He observed and diagramed the…
LiteratureLeonardo, da Vinci, 1452-1519Human DevelopmentPublicationsFetus
The Effects of Thalidomide on Embryonic Development
By: Tristan Cooper-Roth
| Published: Sep 12, 2010
Embryogenesis is an intricate process that can easily be disrupted by means of teratogenic agents. Some of these agents target the embryonic period's…
ThalidomideHuman DevelopmentFetus
Leonardo da Vinci's Embryological Annotations
By: Hilary Gilson
| Published: Aug 19, 2008
Among his myriad scientific and artistic contributions, Leonardo da Vinci's work in embryology was groundbreaking. He observed and diagramed the…
LiteratureLeonardo, da Vinci, 1452-1519Human DevelopmentPublicationsFetus
The Process of Implantation of Embryos in Primates
By: Justin M. Wolter
| Published: Mar 21, 2013
Implantation is a process in which a developing embryo, moving as a blastocyst through a uterus, makes contact with the uterine wall and remains…
FetusPregnancyEmbryologyDevelopmental BiologyEmbryos