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प्रश्न
How does an impulse travel across a synapse?
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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
Describe three kinds of nerves, giving the example of each.
Given below is a structure, write its special functional activity.
Myelin sheath and ……………
Name the following:
The nerve which carry impulse from CNS to muscles.
Name the following:
Structural and metabolic unit of nervous tissue.
Define the following:
Axon
Explain the following term :
Motor nerve
During synaptic transmission of nerve impulse, neurotransmitter (P) is released from synaptic vesicles by the action of ions (Q). Choose the correct P and Q.
All of the following are associated with the myeline sheath except
Label the parts of a neuron in the given figure.
Identify the parts of a neuron which help the nerve impulse to travel towards the cell body.
