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Question
During a street fight between two individuals, mention the effects on the following organs by the autonomous nervous system, in the table given below : (one has been 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 | ||
| 3. Salivary gland |
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Solution
| Organ | Sympathetic System | Parasympathetic System |
| e.g. Lungs | Dilates bronchi and bronchioles | Constricts bronchi and bronchioles |
| 1. Heart | Accelerates heartbeat | Retards heartbeat |
| 2. Pupil | Dilates | Constricts |
| 3. Salivary gland | Inhibits the secretion of saliva causing the drying of the mouth | Stimulates the release of saliva |
RELATED QUESTIONS
Name the following:
The junction between two nerve cells.
what do we refer to in the nervous system when we say:
sensory, motor and mixed ………………..
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 |
Given below is the partially incomplete scheme of the components of peripheral nervous system. Fill up the blanks numbered (1)-(12):

Name the following:
Sympathetic and parasympathetic jointly forms.
Define the following:
Cyton
Choose the correct answer.
Auditory nerve is responsible for ____________
Explain the following term :
Autonomic nervous system
The Centre for the sense of smell is ______
Brain and spinal cord are the parts of ______ nervous system.
