Question

What are six different neurotransmitters and where do they occur in the body?

Answer 1

1- Acetycholine
2- Dopamine
3- GABA
4- serotonin
5- noradrenaline

Explanation:

1- acetycholine : (excitatory neurotranmitter) .. In preganglionic &postganglionic parasympathetic nerves, preganglionic sympathetic nerve,nerve to sweat gland.
2- dopamine( inhibitoty neurotransmitter) in basal ganglia, limbic system.
3- GABA ( inhibitory neurotransmitters) in cerebellum, retina, spinal cord.
4- serotonin( inhibitory neurotransmitters) in hypothalamus, GIT, lung, platelet.
5- noradrenaline ( excitatory neurotransmitters) in postganglionic symathetic nerve, brain stem loncus ceruleus in pons.