As the amnion enlarges it encompasses the embryo on the. ventral side, merging around the umbilical cord. Amnion forms the epithelial layer of the umbilical cord. With embryo growth the amnion obliterates the chorionic. cavity. Amnionic sac is fluid filled called amnionic fluid: the. embryo is bathed in the fluid.
Anyone can enter the Oktoberfest grounds and tent admission is free. However, once full capacity is reached and you do not have a reserved seat you will not be allowed into the tent. Most large tents reach maximum capacity early and then become closed to walk ups.
Traditionally there would be a big fest starting on the last Saturday in September till the First Sunday in October. The purpose was to drink up the old stocks of beer to make room for the new brew that would be make after harvest. The tradition goes back to the 15th and 16th Centuries. The first official Oktoberfest was held in 1810. Crown Prince Ludwig threw a big party to celebrate his wedding to Princess Therese on October 12, 1810. The party was open to all. Everyone liked it so much they kept having the party every year.