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प्रश्न
Given below are a few situations. What effective change will occur in the organ/body part mentioned and which part (sympathetic or parasympathetic) of the autonomic nervous system brings it about?
| Situation | Organ/body part | Change/action | Part of autonomic nervous system involved |
| 1. You have entered a dark room | Eye | ||
| 2. Your body is consuming lot of glucose while running a race | Liver | ||
| 3. You are chewing a tasty food | Salivary gland | ||
| 4. You are running a race | Adrenal gland | ||
| 5. You are retiring to bed for sleep | Heart | ||
| 6. You are shivering in intense cold | Body hairs |
उत्तर
| Situation | Organ/body part | Change/action | Part of autonomic nervous system involved |
| 1. You have entered a dark room | Eye | Pupil dilates | Sympathetic |
| 2. Your body is consuming lot of glucose while running a race | Liver | Glycogen is converted into glucose in liver | Sympathetic |
| 3. You are chewing a tasty food | Salivary gland | Salivation increases | Parasympathetic |
| 4. You are running a race | Adrenal gland | Release of adrenaline and noradrenaline increases | Sympathetic |
| 5. You are retiring to bed for sleep | Heart | Heart rate slows down | Parasympathetic |
| 6. You are shivering in intense cold | Body hairs | Hair raised | Sympathetic |
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संबंधित प्रश्न
Mention the exact location of the Islets of Langerhans
The insulating sheath covering the neural axon is called.
A mixed nerve is one which
Name the following:
The junction between two nerve cells.
Why do you call the spinal cord and the brain as the central nervous system?
Name the following:
Sympathetic and parasympathetic jointly forms.
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:
ANS
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 | ______ | ______ |
