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प्रश्न
Answer the following questions briefly:
Explain how the human eye adapts itself to bright light and dim light.
उत्तर
The amount of light intering the eye is controlled by muscles of iris. The pupil become layer in less light to allow more light to goin and in bright light it consiricts to restrict the amount of light going in.
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संबंधित प्रश्न
What does CNS stand for? Which part of CNS : (a) consists of two cerebral hemispheres, and (b) has spinal nerves attached to it?
Mention if the following statement is true (T) or false (F) Give reason.
Flavour and taste are one and the same thing.
Distinguish between the following pair of words:
Nerve cell and neuroglia cell
Choose the correct answer.
Number of cranial nerves _____________
Choose the correct answer.
Synapse is a close proximity of _______________
Choose the Odd One Out:
Complete the following sentence with appropriate Word
The ventral root ganglion of the spinal cord contains cell bodies of the:
Long answer question
Krishna was going to school and on the way, he saw a major bus accident. His heartbeat increased and hands and feet become cold. Name the part of the nervous system that had a role to play in this reaction.
Subdural space is present between (i)____________ and (ii)____________.
Identify the sensory cranial nerves ____________.
