How do signals cross a synapse

  1. action potential arrives at post synaptic terminal 2. voltage gated calcium channels open 3. calcium enters presynaptic neuron and move to neurotransmitter vesicles 4. vesicles move to membranes and dock 5. exocytosis releases neurotransmitters into synapse 6. neurotranmitters diffuse across synapse and bind to postsynaptic receptors 7. sugnal intiated in postsynaptic membrane
SR
Answered by Sian R. Biology tutor

2314 Views

See similar Biology A Level tutors

Related Biology A Level answers

All answers ▸

How does the pancreas affect levels of glucose in the body?


Compare and contrast the features of eukaryotic DNA and RNA


Describe how a wave of excitation, which originates in the sinoatrial node (SAN) of the heart, eventually results in ventricular systole.


How do the alveoli within the lungs create an efficient gas exchange surface?


We're here to help

contact us iconContact ustelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo

MyTutor is part of the IXL family of brands:

© 2025 by IXL Learning