The answer to your question is


Usually, chest pains are one of the many indicators that can occur a few days or weeks before the heart attack if this happens you should call your physician. More commonly though, things such as nausea, other pain in the jaw, arm, and shoulder and shortness of breath.
Hope this helps you!
Answer:
A.All the above are functions of the CNS.
Explanation:
They are all systems of CNS, therefore A is the answer.
I hoped this helped, please review it if it did!!
Have an nice time learning :))
Insulin and watching blood pressure
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