neurotransmitter that enables learning and memory and also triggers muscle contraction. People with low levels of this often have Alzheimer's disease
(think LAWM) involved in Learning, Arousal, Wakefulness and Mood. Activated when the autonomic nervous system is activated by an extreme emotion.
Involved in the experience of reward or pleasure, involved in the control of complex movements. People with Parkinson's disease have almost none of it.
Found mainly in the pons. Affects mood and sleep. Not enough=depression. Prozac raises levels of this.