Q. Nerve fibres, which is FALSE? (Solved)
1. 70% of energy requirement of nerves is used in maintaining polarity across the recytlemina by action of Na-K ATPase
2. metabolic rate of nerves doubles in max action
3. “C” type fibres are non-myelinated and include some of the sympathetic preganglionic fibres
4. “A” and “B” fibres are all myelinated
5. effects of local anaesthetic are maximal in “C” fibres
- c. “C” type fibres are non-myelinated and include some of the sympathetic preganglionic fibres