Regeneration is possible in all parts of neurons except:
Correct answer: D. Cell body
- A. Dendron
- B. Axon
- C. Dendrites
- D. Cell body
Explanation
Extensions of a neuron (axons and dendrites) can regenerate if the cell body is intact, since the nucleus in the cell body directs repair, The cell body itself cannot regenerate if damaged.
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About Coordination and Control
Coordination depends on receptors, neurons, synapses and nerve impulses, with reflex actions traced through the reflex arc and the roles of major brain regions. Chemical coordination covers endocrine glands and hormones, including how hormones regulate growth, metabolism, reproduction and internal balance, unlike rapid nervous control.
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