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प्रश्न
Define Saltatory conduction.
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उत्तर
Saltatory conduction is the rapid passage of action potential along myelinated nerves from one node of Ranvier to the other.
संबंधित प्रश्न
Give a brief account of Mechanism of synaptic transmission.
Sketch and label formation of typical spinal nerve.
Neurotransmitters are removed from synaptic cleft by ____________ after transmission of impulse.
The axoplasm inside the axon contains high concentration of (i) ions and low concentration of _(ii)_ ions, during the resting state of the neuron.
Which of the following situations is responsible for resting membrane potential?
Which of the following statements is TRUE for medullated nerve fibre?
Complete the statement by choosing appropriate match among the following -
| a. Resting potential | i. Chemicals involved in the transmission of impulses at synapses. |
| b. Nerve impulse | ii. Gap between the pre synaptic and post synaptic neurons |
| c. Synaptic cleft | iii. Electrical potential difference across the resting neural membrane |
| d. Neurotransmitters | iv. An electrical wave like response of a neuron to a stimulation |
Explain the process of the transport and release of a neurotransmitter with the help of a labelled diagram showing a complete neuron, axon terminal and synapse.
Write a short note on the following:
Synapse
During the phase of depolarisation of nerve impulse, ______.
