Scoliosis are "captured", meaning that they are held fast between the ilium bones of the pelvis. Compared to humans, Old World monkeys have far larger erector spinae muscles, which are the muscles which hold the spine steady. These factors make the lumbar spine of most primates less flexible and far less likely to deviate than those of humans. While this may explicitly relate only to lumbar scolioses, it is possible that small imbalances in the lumbar spine could precipitate thoracic problems as well. Scoliosis may be a byproduct of strong selection for bipedalism. For a bipedal stance, a highly mobile, elongated
Sound Affects Sound Affects Sound Affects is the fifth studio album by British rock band the Jam. The cover art is a pastiche of the artwork used on various "Sound Effects" records produced by the BBC during the 1970s. It is their only album co-produced by the band, and contains the only album track co-written by the entire band, "Music for the Last Couple". The album was released on 28 November 1980. Paul Weller is known to have opined "Sound Affects" as the best album The Jam released throughout their career; freely admitting the Beatles' "Revolver" had been a major influence upon