Most axons of vertebrates are enclosed in a myelin sheath, which increases the speed of impulse transmission; some large axons may transmit impulses at speeds up to 90 metres (300 feet) per second.
Lynda Carter Wonder Woman's STILL SUPER HOT. 61-year-old Lynda Carter -- famous for playing Wonder Woman on the '70s show -- must really have super powers ... because she's still scorchin' hot.
Lynda Carter was born on July 24, 1951 in Phoenix, Arizona, USA as Linda Jean Cordova Carter. She is an actress, known for Wonder Woman (1975), The Elder Scrolls IV: Oblivion (2006) and Sky High (2005).