Q. Regarding synapses: (Solved)
1. the synaptic cleft is 30-50mm wide
2. transmitters are released from synaptic knobs secondary to Na+ triggers
3. the amount of transmitter released is proportionate to Ca2+ efflux
4. acetylcholine is present in granulated vesicles in synaptic knob
5. the EPSP is caused by Na+ influx
- e. the EPSP is caused by Na+ influx