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प्रश्न
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. |
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उत्तर
| Location | Cell Type | Function |
| PNS | Schwann cells | Produce myelin sheath |
| PNS | Satellite cells | Support the function of neurons |
|
CNS |
Oligodendrocytes | Form myelin sheath around the central axon |
| CNS | Microglia or brain macrophages | Phagocytose pathogens |
| CNS | Ependymal cells | Form the epithelial lining of brain cavities and central canal. |
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संबंधित प्रश्न
The nervous system of mammals uses both electrical and chemical means to send signals via neurons. Which part of the neuron receives impulse?
The supporting cells that produce myelin sheath in the PNS are _________.
Short answer question
List the properties of the nerve fibres.
Long answer question
Draw the neat labelled diagram of Multipolar Neuron.
Identify and name the type of tissue in the following:
Inner lining of the intestine
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:
Skin
Answer the following question.
Supriya stepped out into the bright street from a cinema theatre. In response, her eye pupil shrunk. Identify the muscle responsible for the same.
Describe the structure of multipolar neuron.
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. |
