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 is an American actress, singer, songwriter, model, and beauty pageant titleholder, who was crowned Miss World America 1972. Carter is most widely known as the star of the American live action television series Wonder Woman, in the role of Diana Prince / Wonder Woman, based on the DC comic book fictional superheroine character of the same name, which aired on ABC and later on CBS from 1975 to 1979.