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प्रश्न
Enlist the meninges of human brain.
Write a note on meninges of Brain.
उत्तर
Meninges are the protective membranes surrounding the brain and spinal cord. They are as follows:
- Dura mater: It is the outermost tough, non-vascular, thick and fibrous meninx and is attached to the inner side of the cranium. Sub-dural space filled with serous fluid is present between dura mater and arachnoid mater.
- Arachnoid mater: It is the middle, thin and non-vascular layer of connective tissue having web like appearance. Sub-arachnoid space is present between arachnoid mater and pia mater. It is filled with Cerebrospinal fluid (CSF).
- Pia mater: It is the innermost delicate, highly vascular membrane. It lies in close contact with the CNS.
संबंधित प्रश्न
In a synapse, chemical signal is transmitted from :
(a) axon to cell body of the same neuron
(b) cell body to axon end of the same neuron
(c) dendrite end of one neuron to axon end of adjacent neuron
(d) axon end of one neuron to dendrite end of adjacent neuron
Draw a labelled diagram to show the structure of skin.
Name the following:
Highly branched axon's end.
What are the functions of the nervous system?
Explain the Term: Voluntary-action
Give Technical Terms:
The number of cranial and spinal nerves in man.
State the Location of:
Pinnae
What does the cerebellum of the brain control?
Identify the motor nerves.
Which of the following statement is correct about the node of Ranvier?
