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Questions and Answers
What is the main function of neurons?
What is the main function of neurons?
- To transport nutrients and oxygen to other cells
- To respond to environmental stimuli by altering ionic gradients (correct)
- To protect the central nervous system from pathogens
- To provide structural support to the nervous system
Which of the following is NOT a component of the central nervous system?
Which of the following is NOT a component of the central nervous system?
- Peripheral nerves (correct)
- Cranial nerves
- Brain
- Spinal cord
What is the primary function of glial cells?
What is the primary function of glial cells?
- To generate muscle contractions
- To transmit electrical signals
- To regulate body temperature
- To support and protect neurons (correct)
Which of the following cells are responsible for producing myelin sheaths around axons in the central nervous system?
Which of the following cells are responsible for producing myelin sheaths around axons in the central nervous system?
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What is the primary function of the peripheral nervous system?
What is the primary function of the peripheral nervous system?
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Which of the following cells are responsible for providing structural support and insulation around peripheral nerves?
Which of the following cells are responsible for providing structural support and insulation around peripheral nerves?
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What is the primary function of astrocytes in the nervous system?
What is the primary function of astrocytes in the nervous system?
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Which of the following cells are responsible for defending the central nervous system against pathogens and injury?
Which of the following cells are responsible for defending the central nervous system against pathogens and injury?
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What is the primary function of ependymal cells in the nervous system?
What is the primary function of ependymal cells in the nervous system?
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