1 Myelin is an insulating material that, when itâs worn away or damaged, decreases nerve function. Damage to myelin is called demyelination.  There are different types of demyelination. These include inflammatory demyelination and viral demyelination.
1888 â Roundhay Garden Scene. The worldâs earliest surviving motion-picture film, showing actual consectuve action is called Roundhay Garden Scene. Itâs a short film directed by French inventor Louis Le Prince. While itâs just 2.11 seconds long, it is technically a movie.
The first motion pictures made in the Black Maria were deposited for copyright by Dickson at the Library of Congress in August, 1893. On January 7, 1894, The Edison Kinetoscopic Record of a Sneeze (aka Fred Ott's Sneeze) became the first film officially registered for copyright.ickson and Edison built a vertical-feed motion picture camera in the summer of 1892. It used a film strip that was 1 1/2 inches wide. This established the basis for today's standard 35 mm commercial film gauge, occurring in 1897.