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Question
The number of cranial and spinal nerves in a human being are respectively ______.
Options
31, 12 pairs
32, 21 pairs
12, 31 pairs
31, 21 pairs
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Solution
The number of cranial and spinal nerves in a human being are respectively 12, 31 pairs.
Explanation:
A human being has 12 pairs of cranial nerves and 31 pairs of spinal nerves.
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:
Nervous system including brain and spinal cord.
Name the following:
Sympathetic and parasympathetic jointly forms.
Brain and spinal cord are the parts of ______ nervous system.
Write full form of the following abbreviation:
CNS
Write full form of the following abbreviation:
ANS
Distinguish between the following pair:
Sympathetic nervous system and parasympathatic nervous system (location and role)
