Foramen ovale (heart) ovale, the fossa ovalis. A fetus receives oxygen not from its lungs, but from the mother's oxygen-rich blood via the placenta. Oxygenated blood from the placenta travels through the umbilical cord to the right atrium of the fetal heart. As the fetal lungs are non-functional at this time, it is more efficient for the blood to bypass them. This is accomplished through 2 cardiac shunts. The first is the foramen ovale which shunts blood from the right atrium to the left atrium. The second is the ductus arteriosus which shunts blood from the pulmonary artery (which, after birth, carries blood
Henrietta (given name) Henrietta (given name) Henrietta is a feminine given name, derived from the male name Henry. The name is an English version of the French "Henriette", a female form of "Henri". A short version of the name is Harriet, which was considered the "spoken form" of Henrietta, much as Harry was considered the "spoken form" of Henry in medieval England. All these names are derived from Henrik, which is ultimately derived from the Germanic name "Heimiric", derived from the word elements "heim", or "home" and "ric", meaning "power, ruler." The male name Henry was first used in England by Normans. Henrietta