Which one of the following is common to all neurons?
Correct answer: A. A cell body which contains a nucleus
- A. A cell body which contains a nucleus
- B. Presence of Nodes of Ranvier
- C. A thick myelin sheath
- D. Presence of Schwann cells
Explanation
The cell body (soma) is the main nutritional and metabolic center of all neurons, containing the nucleus and responsible for biosynthesis of proteins and energy for neuronal function.
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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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