Question: histology 1 do the presynaptic and postsynaptic membrane fuse at...
1. Do the presynaptic and postsynaptic membrane fuse at a synapse?
2. (about peripheral nerves)
a. Is the thickness of the myelin sheath and number of axons in a fascicle uniform in a peripheral nerve? Explain your answer.
b. What effect might a peripheral nerve lesion have on the myelin sheath?