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प्रश्न
Answer the following questions briefly:
Explain how the human eye adapts itself to bright light and dim light.
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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 the central nervous system in humans consist of? What is the job of the central nervous system?
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
Briefly describe the structure of the cerebrum in the human brain, and mention its functions.
Multiple choice question. Tick (✓) the correct choice:
Nervous system in humans consists of
Give Reason:
Why injury to medulla oblongata results in death?
Answer the following question.
Describe the nervous system of cockroach.
Describe the functional areas of Cerebrum.
Which of the following is the correct description of Gyri and sulci?
Nervous system is well developed in human and is composed of ______ or ______.
What constitutes the central and peripheral nervous systems? How are the components of central nervous system protected?
