Which of the following is a characteristic of the autonomic nervous system?

A. It controls involuntary bodily processes such as heart rate, respiration, and digestion.
B. It helps us perceive the world around us.
C. It regulates subtle movements that maintain posture and balance.
D. It triggers reflex actions by responding to stimuli.



Answer :

Final answer:

The autonomic nervous system controls involuntary bodily processes like heart rate, respiration, and digestion without conscious effort.


Explanation:

The autonomic nervous system, a part of the peripheral nervous system, controls involuntary bodily processes such as heart rate, respiration, and digestion. It automatically adjusts these functions without conscious effort. For example, during physical activities like running or when faced with danger, the autonomic nervous system increases heart rate and respiration to meet the body's needs.


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