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
Which Way to the War figures one were read on the official report commissioned by ITV) and was never brought back for or developed into a series despite the success David Croft had with "Dad's Army", "It Ain't Half Hot Mum" and "'Allo 'Allo!". The pilot was directed by Roy Gould who had worked for David Croft at the BBC. Which Way to the War Which Way to the War is an intended British television sitcom written by David Croft and Jeremy Lloyd, which was discontinued after a one-off broadcast pilot on 19 August 1994. It was also Croft and Lloyd's only ITV sitcom and