Overactivity of sympathetic nervous system causes:
Correct answer: D. Increase in Heart Rate
- A. Disturbance of Vision
- B. Constipation
- C. Decrease in Blood Pressure
- D. Increase in Heart Rate
Explanation
The sympathetic nervous system responds to dangerous/stressful situations by pumping blood at a faster rate to the muscles.
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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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