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प्रश्न
Explain the divisions of the nervous system.
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उत्तर
The nervous system is divisible into three regions:
(i) Central nervous system: Includes brain and spinal cord.
(ii) Peripheral nervous system: Includes spinal and cranial nerves.
(iii) Autonomic nervous system: Includes the sympathetic and parasympathetic nerves.
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संबंधित प्रश्न
Aqueous humour is present between the :
(A) Lens and Retina
(B) Iris and Lens
(C) Cornea and Iris
(D) Cornea and Lens
Name the following:
Nervous system including brain and spinal cord.
Choose the correct answer.
Auditory nerve is responsible for ____________
The Centre for the sense of smell is ______
Brain and spinal cord are the parts of ______ nervous system.
The number of cranial and spinal nerves in a human being are respectively ______.
Name the following:
Two parts of the autonomic nervous system
Write full form of the following abbreviation:
CNS
Distinguish between the following pair:
Sympathetic nervous system and parasympathatic nervous system (location and role)
While watching a scary movie, mention its effects on the following organs by the autonomous nervous system in the table given below: (one has been done for you as an example).
| Organ | Sympathetic System | Parasympathetic System | |
| e.g. Lungs | Dilates bronchi and bronchioles | Constricts bronchi and bronchioles | |
| (1) | Heart | ______ | ______ |
| (2) | Pupil of the eye | ______ | ______ |
| (3) | Salivary gland | ______ | ______ |
