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.
Earlier this year, it was revealed that Miranda's husband, Ben Warren (played by Jason George), is leaving Grey's to join the series' new spin-off about Seattle firefighters. Though actor Jason has confessed he doesn't know what that will mean for Ben and Miranda's marriage, he seems to believe Bailey will stay on the show.