Problems with Imbalance: Schizophrenia, Parkinson’s disease
Controls heart rate, sleep, sexual responsiveness, stress, vigilance and appetite
Most prevalent inhibitory neurotransmitter in neurons of CNS
Substances that Affect the action of this Neurotransmitter: Tricyclic antidepressants, Beta-Blockers
Excess causes brain damage after stroke
GABA
Dopamine
Anxiety, Epilepsy
Lowered levels resulting from opiate addiction
Depression, certain anxiety disorders, obsessive-compulsive disorder
Endorphins
High blood pressure, depression
Serotonin
Acetylcholine
Used in brain circuits that produces sensations of pleasure and reward; used by CNS neurons in voluntary movement
Certain muscular disorders, Alzheimer’s disease
Regulates sleep and dreaming, mood, pain, aggression, appetite and sexual behavior
Substances that Affect the action of this Neurotransmitter: Fluoxetine (Prozac), Hallucinogenics
Primary transmitter used by efferent neurons carrying messages from CNS; Involved in some kinds of learning and memory
Norepinephrine
Primary excitatory neurotransmitter in CNS; Involved in learning and memory
Pleasurable sensations and control of pain
Glutamine
Substances that Affect the action of this Neurotransmitter: Cocaine, Amphetamine, Methylphenidate, Alcohol
