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CNS is mostly made of

1. motor neurons and sensory neurons
2. association neurons
3. sensory neurons and association neurons
4. motor neurons and association neurons

Correct answer: association neurons

Solution

The central nervous system is dominated by interneurons, also called association neurons, which connect sensory and motor pathways and handle integration. Motor and sensory neurons are important, but they are not the main cell type in the CNS.

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