Question

In the dual innervation of an organ

• A. Both nerve fibres show stimulatory response
• B. Both nerve fibres show inhibitory response
• C. One show stimulation and other inhibition
• D. Response are selective

Answer 1

Answer: (C)

One show stimulation and other inhibition

Sympathetic and parasympathetic divisions of the ANS regulates the involuntary actions. They are opposite in their actions. They relax and contract the organs to during specific response. Sympathetic nerves are thoracic and lumbar in origin and parasympathetic is cranial and sacral in origin. So, the correct answer is option C.