November 30, 2012

neurotransmitters

What are neurotransmitters and what is their role?

Neurotransmitters are the chemicals that are released at the axons ending the neurons at the synapse. More than 50 chemical substances have been postulated to function as neurotransmitters. Types of Neurotransmitters Broadly classified into two groups: Excitatory Neurotransmitters: These are…