Transmittion at a Synapse -UNIT 3

Question 1

1) The nerve impulse stimulates…

Answer 1

the vesicles in the axon bulb to move to the surface, they fuse with the membrane and secrete the neurotransmitter into the synaptic cleft

Question 2

2) The neurotransmitters….

Answer 2

DIFFUSE across the synaptic gap

Question 3

3) The neurotransmitters briefly….

Answer 3

combine with RECEPTORS in the membrane of the postsynaptic dendrite

Question 4

4) This allows the…

Answer 4

nerve impulse to pass onto the next neurone