Q. Regarding nerve fibres, which statement is INCORRECT? (Solved)
1. resting membrane potential is about -90mV
2. action potentials are generated at the initial segment in spinal motor neurons
3. myelin produces up to 50 times faster conduction of impulses
4. membrane is more permeable to potassium than sodium at rest
5. sodium channels are highly concentrated at the nodes of ranvier
- a. resting membrane potential is about -90mV