Synaptic Transmission

Question 1

What is synaptic transmission?

Answer 1

The conversion of an electrical impulse to a chemical signal back to an electrical impulse.

Question 2

What are the steps of synaptic transmission?

Answer 2

1) Action potential reaches the end of an axon
2) Ca+ enters due to voltage sensitive calcium channels
3) Synaptic vesicles fuse with the membrane
4) Glutamate released into the synapse
5) Ligand-gated channels open
6) Influx of sodium, voltage changes

Question 3

What are common neurotransmitters?

Answer 3

Serotonin
Acetylcholine
Noradrenaline
Dopamine

(SAND)