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.
What was the first movie ever made in the world? This one is a bit tough so I'll present some examples. In 1877 Charles Emile Reynaud invented the Praxinoscope, a mirrored drum that gives the illusion of movement using str â¦ ips of pictures.