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प्रश्न
Differentiate between following pair with reference to the aspect in bracket.
cerebrum and spinal cord (arrangement of cytons and exons of neurons).
Distinguish between the following pair:
Cerebrum and spinal cord (arrangement of cytons and axons of neurons)
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उत्तर
| Cerebrum | Spinal Cord |
| The outer layer of the cerebrum, known as the cerebral cortex, contains cytons (neuron cell bodies). Axons are located deeper within the cerebrum. | Cytons are located in the inner gray matter of the spinal cord, while axons are found on the matter itself. |
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संबंधित प्रश्न
Name the following:
Inability to speak.
Distinguish between the following pair of words:
Cranial nerve and spinal nerve
Where is this located?
Ganglia
Choose the correct answer.
Number of spinal nerves in human beings ______________
The diagram given below shows the internal structure of the spinal cord, depicting a simple reflex. Study the same and then answer the questions that follow:
(i) Name the parts numbered 1 to 5.
(ii) Using the letters of the alphabet shown in the figure indicate the direction in which an impulse enters and leaves the spinal cord.
(iii) What is the term given to the point of contact between two nerve cells?
(iv) What is meant by ‘simple reflex’ ? Give two examples of simple reflexes and name the stimuli too.
(v) How does the arrangement of nerve cells in the spinal cord differ from that in the brain?
There are ______ pairs of cranial nerves and ______ pairs of spinal nerves.
Describe the structure of the spinal cord.
Spinal cord is enclosed in ____________ of vertebral column.
How are cytons and axons arranged in the spinal cord?
Explain the formation of a typical spinal nerve with the help of a neat labelled diagram.
