The dorsal root of spinal cord is:
Correct answer: A. Sensory
- A. Sensory
- B. Motor
- C. Mixed
- D. All A, B and C are correct
Explanation
The explanation for this question is as follows:The axons of sensory neurons enter the dorsal surface of the spinal cord and form the dorsal root of the spinal nerves, whereas motor axons leave from the ventral surface of the spinal cord and form the ventral root of the spinal nerve.
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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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