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प्रश्न
How does an impulse travel across a synapse?
उत्तर
The impulse travels across a synapse in one direction only, always from the axons to the cells — body, and dendrites of the next neuron. Acetylcholine prevents its backflow.
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संबंधित प्रश्न
Draw a labelled diagram of the following:
Neuron
Distinguish between Impulse conduction in a myelinated nerve fibre and unmyelinated nerve fibre
State whether the following statement is true (T) or false (F):
There are 31 pairs of cranial nerves.
Given below is a structure, write its special functional activity.
Myelin sheath and ……………
All of the following are associated with the myeline sheath except
Which type of neuroglial cells are depicted in the given diagram?
What are the gaps between adjacent myelin sheaths called?
Each branch of the axon terminates as a bulb-like structure called ______
Distinguish between the following pair:
Nerve impulse and flow of electricity (transmission and speed)
