a
It always stimulates effectors
b
Activities are voluntary
c
It dials with external stimuli and their responses
d
It affects glands, cardia muscles and smooth muscles
Explanation
Correct Option
dVideo Explanation
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Dave333
4 years ago
The autonomic nervous system is a control system that acts largely unconsciously and regulates bodily functions, such as the heart rate, digestion, respiratory rate, pupillary response, urination, and s*xual arousal. This system is the primary mechanism in control of the fight-or-flight response.
