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प्रश्न
Distinguish between Cranial nerves and spinal nerves.
उत्तर
| Cranial nerves | Spinal nerves | |
| 1. | Cranial nerves arise from the brain. | Spinal nerves arise from the spinal cord. |
| 2. | There are 12 pairs of cranial nerves. | There are 31 pairs of spinal nerves. |
| 3. | They are numbered I to XII in Roman numerals. | They are classified into five groups: cervical 8 pairs, thoracic 12 pairs, lumbar 5 pairs, sacral 5 pairs, and coccygeal 1 pair. |
| 4. | Cranial nerves are responsible for cerebral reflexes. | Spinal nerves are responsible for spinal reflexes. |
| 5. | These are of three types: sensory, motor, and mixture. | These are of three types: dorsal branch, the ventral branch, and the yogic nerve. |
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संबंधित प्रश्न
Differentiate between Spinal nerves and Cranial nerves (number of nerves).
Mention the exact location of Epididymis
Mention the exact location of Hydathodes
Fill in the blanks:
A neuron consists of ________ , _________ and ________.
Define the term Sensory neuron.
Name the following:
The nerve which carry impulse from CNS to muscles.
Name the following:
Structural and metabolic unit of nervous tissue.
Name the following:
Neuron only with axon.
Explain the following term :
Motor nerve
Identify the odd item from the following series of words.
Nerve cells do not possess ______
______ carries the impulse towards the cell body.
Which cells form a single layer of squamous or columnar often ciliated epithelial cells lining the ventricle?
Which cells are responsible for formation of myelin sheath?
______ is the gap between the axon of one terminal neuron and the dendrites of next neuron.
In a neuron, conversion of electrical signal to a chemical signal occurs at/in
Which of the following statements about transmission of nerve impulse is incorrect?
The mammalian nervous system uses both electrical and chemical means to send signal via neurons. Which part of the neuron receives impulses?
