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प्रश्न
Name the following:
Cavity in which brain is situated.
उत्तर
Cranium
APPEARS IN
संबंधित प्रश्न
Write the names of the indicated parts 1 to 6 in the following diagram:
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
The organ A which is located inside the skull of our body is protected by a bony shell B. It is surrounded by three layers membranes C. The spaces between these layers are filled with a liquid D which protects organ A from mechanical shocks. Organ A in combination with another organ E makes up the central nervous system.
(a) What is organ A?
(b) What are B, C and D?
(c) Name the organ E.
(d) While walking barefoot, if we happen to step on a sharp piece of stone, we immediately lift our foot up. Which of the two organs: A or E, is directly involved in this action?
(e) If we step out from a darkened room into bright sunlight, we close our eyes for a moment. Which of the two organs: A or E, is directly involved in this action?
Distinguish between the following pair of words:
Adrenalin and acetylcholine
Long answer question
Draw the neat labelled diagram of L. S. of the human brain.
The third ventricle of brain is connected to the fourth ventricle of brain through ______.
Identify the CORRECT sequence of meninges. (From inside to outside)
There are ____________ lumbar spinal nerves.
Identify the labels (i- iii) in the T.S. of the spinal cord.
Hearing is controlled by ______
