Acetylcholine is also used as a neurotransmitter in the autonomic nervous system, both as an internal transmitter for the sympathetic nervous system and as the final product released by the parasympathetic nervous system.
Vanessa Marano played Holly Wheeler in the season eight Grey's Anatomy episode The Girl with No Name. She also played Casey in the season four Private Practice episode The Hardest Part. Vanessa Marano was born October 31, 1992 in Los Angeles, California.
Grey's Anatomy âââ'ââs first season commenced airing as a mid-season replacement to Boston Legal on March 27, 2005 and concluded on May 22, 2005. The nine-episode season aired on Sundays in the 10:00pm EST time slot, following Desperate Housewives.rey's Anatomy has been edited by Susan Vaill since the show's inception, and David Greenspan was named an editor in 2006. Casting directors Linda Lowy and John Brace have been a part of the production team since 2005.