Development of the nervous system in humans optical vesicle (which will eventually become the optic nerve, retina and iris) forms at the basal plate of the prosencephalon. In the fifth week, the alar plate of the prosencephalon expands to form the cerebral hemispheres (the telencephalon). The basal plate becomes the diencephalon. The diencephalon, mesencephalon and rhombencephalon constitute the brain stem of the embryo. It continues to flex at the mesencephalon. The rhombencephalon folds posteriorly, which causes its alar plate to flare and form the fourth ventricle of the brain. The pons and the cerebellum form in the upper part of the rhombencephalon, whilst the medulla oblongata forms
Where the Spies Are studio arranged the schedule accordingly. Françoise Dorléac was cast off the back of her success in "That Man from Rio". The film was shot on location in Beirut. Alfredo Antonini served as the orchestra conductor for the film. David Niven and Val Guest took an option on the next five James Leasor books about Jason Love. Two of them were written - "Passport to Peril" and "Passport to Peking" - with three unwritten. Where the Spies Are Where the Spies Are is a 1966 British comedy adventure film directed by Val Guest and featuring David Niven as Dr Jason Love,