Question

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what is the autonomic nervous system responsible for?
the ans controls voluntary functions, such as walking and talking.
the ans regulates temperature and thirst.
the ans controls the immune system.
the ans controls the endocrine system.
the ans controls many involuntary functions, such as heart rate, digestion, and breathing.

Explanation:

The autonomic nervous system (ANS) is responsible for involuntary functions. Walking and talking are voluntary, temperature and thirst are regulated by the hypothalamus, the immune system is not directly controlled by the ANS, and the endocrine system has its own regulatory mechanisms. The ANS controls functions like heart rate, digestion, and breathing automatically.

Answer:

The ANS controls many involuntary functions, such as heart rate, digestion, and breathing.