What is the most important structure between body and brain?
Correct answer: B. Spinal cord
- A. Neck
- B. Spinal cord
- C. Blood vessels
- D. Skeleton
Explanation
The spinal cord is the centre for many reflexes, and it serves as a pathway for the conduction of impulses to and from different parts of the body and brain. Messages from the body and the brain run up and down the spinal cord, the body's information highway.
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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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