Question

29. The PNS can either involuntarily control several functions of regions like our
1.blood vessels
2.smmoth muscles
3.cardiac muscles

4.all of these​

Answer 1

Explanation:

a.all of the above

The autonomic nervous system regulates involuntary and unconscious actions, such as internal-organ function, breathing, digestion, and heartbeat. This system consists of two complementary parts: the sympathetic and parasympathetic systems.

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