Lower extremity of femur extended. Where the groove ceases laterally the patellar surface is seen to be continued backward as a semilunar area close to the anterior part of the intercondyloid fossa; this semilunar area articulates with the medial vertical facet of the patella in forced flexion of the knee-joint. The tibial surfaces of the condyles are convex from side to side and from before backward. Each presents a double curve, its posterior segment being an arc of a circle, its anterior, part of a cycloid. Lower extremity of femur The lower extremity of femur (or distal extremity) is the lower end of the
Tibia (video game) "Tibia". Once a character has reached level 8 it can leave Rookgaard, through the Island of Destiny, for the mainland. Once a character leaves Rookgaard it can never return, unless it is lowered to level 5. If this happens characters are completely reset. After the summer update of 2008 two new areas were added to Rookgaard, a tutorial island, and a vocation island. When Tibia was released in 1997, there was only one city and that one city was called "Tibia". Since the addition of other cities, the city of "Tibia" was renamed "Thais", and the name "Tibia" has since