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.
The Grey's Anatomy firefighter spinoff is heating up! The upcoming new ABC drama has cast four more actors to join Jason George (who will play his Grey's character, Dr. Ben Warren) and Jaina Lee Ortiz (Rosewood). Playing firefighters are Grey Damon (Friday Night Lights), Okieriete Onaodowan (Broadway's Hamilton), Danielle Savre (Too Close To Home) and Barrett Doss (Marvel's Iron Fist).