The Act of Seeing with One’s Own Eyes is a 1971 American film by experimental filmmaker Stan Brakhage. The film focuses on the relations between documentary and fantasy in what may be called a limit experience. The film consists of a series of autopsies in a Pittsburgh morgue and have been described as hard to watch.
Only recommended for very strong stomachs. Here on Youtube: http://www.youtube.com/watch?v=DIjkIJvHIzQ, click on for parts two and three.