Myelinated nerve fibers occur predominantly in the cranial and spinal nerves and compose the white matter of the brain and spinal cord. It is the myelin sheath that gives the whitish color to the areas of white matter. Unmyelinated fibers are abundant in the autonomic nervous system. Patient discussion about myelin
The actress in the Progressive Insurance commercial is Stephanie Courtney. Her commercial name is Flo. Other roles in which Stephanie Courtney has appeared: Mad Men (Marge, a secretary) Blades of Glory (reporter) The Brothers Solomon (Sara)
Q: Who is the hot girl in the AT&T iPhone âSpeed Datingâ commercial? A: Agatha Nowicki. Agatha is an actress, who has worked both in the theater and on TV. She was born in Germany, but grew up in Pasadena, CA as a competitive ice skater. Here is Agathaâs IMDb, and this is an interview she did for her theater work. (Source: youtube.com)