Consider synaptic transmission at a chemical synapse and answer questions a) to e) below:-. (10 marks in total) a) What

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Consider synaptic transmission at a chemical synapse and answer
questions a) to e) below:-. (10 marks in total)
a) What type of signal do the calcium channels at the
synaptic terminal need to receive in order to open? (1 mark)
b) Where are neurotransmitters stored in neurons and what
causes them to be released? What is the mechanism of release ? (3
mark)
c) What is the role of the neurotransmitter, once released
? (1 mark)
d) What is an excitatory post-synaptic potential (EPSP)
and where does it occur? (2 marks)
e) How is the neurotransmitter signal terminated- give
details of mechanisms? (3 marks)