Biology 675 Bookstaff Neurotransmitters: Choose three neurotransmitters from the following list and answer these questions about each: a. Do they tend to be excitatory or inhibitory? b. What is their main purpose? c. What are the effects of a deficiency? d. What are the effects of overabundance? Seratonin Acetylcholine Dopamine GABA Glutamate Norepinephrine Noradrenaline Enkephalins & Endorphins Nitric oxide Epinephrine Prolactin Did you find links between diseases (Parkinson’s, Alzheimer’s) and neurotransmitters? Did you find links between drug use and neurotransmitters? Find an example of each of the above.