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प्रश्न
Rearrange the following in correct sequence pertaining to what is given within brackets at the end.
Repolarisation - Depolarisation - Resting (polarised) (during conduction of nerve impulse through a nerve fibre)
उत्तर
Resting (polarised) → Depolarisation → Repolarisation
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संबंधित प्रश्न
The diagram given below is a representation of a certain phenomenon pertaining to the nervous system. Study the diagram and answer the following questions:
(i) Name the phenomenon which is being depicted.
(ii) Give the technical term for the point of contact between the two nerve cells.
(iii) Name the parts 1, 2, 3, and 4.
(iv) Write the functions of parts 5 and 6
(v) How does the arrangement of neurons in the spinal cord differ from that of the brain?
State whether the following statement is true (T) or false (F):
There are 31 pairs of cranial nerves.
Mention the types of nerves found in humans.
Identify the ODD term in each set and name the CATEGORY to which the remaining three belong :
Axon, Dendron, Photon, Cyton
Which of the following statements is wrong regarding conduction of nerve impulse?
‘A’ is a cylindrical structure that begins from the lower end of the medulla and extends downwards. It is enclosed in bony cage ‘B’ and covered by membranes ‘C’. As many as ‘D’ pairs of nerves arise from the structure ‘A’.
(i) What is A?
(ii) Name (a) bony cage ‘B’ and (b) membranes ‘C’
(iii) How much is D?
______ is the gap between the axon of one terminal neuron and the dendrites of next neuron.
In a neuron, conversion of electrical signal to a chemical signal occurs at/in
In the following diagram choose the correct labelling for A, B, C, D and E respectively.
Define the following term:
Synaptic cleft
