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प्रश्न
The nervous system of mammals uses both electrical and chemical means to send signals via neurons. Which part of the neuron receives impulse?
विकल्प
Axon
Dendron
Nodes of Ranvier
Neurilemma
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उत्तर
Dendron
APPEARS IN
संबंधित प्रश्न
___________ is a neurotransmitter.
The supporting cells that produce myelin sheath in the PNS are _________.
Short answer question
List the properties of the nerve fibres.
Answer the following.
Complete the table.
| Location | Cell Type | Function |
| PNS | ___________ | Produce myelin sheath |
| PNS | Satellite cells | _____________ |
| ___________ | Oligodendrocytes | Form myelin sheath around central axon |
| CNS | ___________ | Phagocytose pathogens |
| CNS | ___________ | Form the epithelial lining of brain cavities and central canal. |
Long answer question
Draw the neat labelled diagram of Multipolar Neuron.
Answer the following question:
Identify and name the type of tissue in the following:
Heart wall
Answer the following question.
Identify and name the type of tissue in the following:
Nerve cord
Describe the structure of multipolar neuron.
Covering of bundle of nerves is ______.
Match column-I showing neuroglial cells with their functions in column-II:
| Column I | Column II | ||
| i. | Astrocytes | a. | production of CSF. |
| ii. | Oligodendrocytes | b. | maintenance of blood brain barrier |
| iii. | Ependymal cells | c. | formation of white matter of CNS. |
| iv. | Schwann cells | d. | production of myelin sheath around medullated nerves of PNS. |
