Answer:
Atrial flutter is a type of abnormal heart rhythm, or arrhythmia. It occurs when a short circuit in the heart causes the upper chambers (atria) to pump very rapidly. Atrial flutter is important not only because of its symptoms but because it can cause a stroke that may result in permanent disability or death.
Answer:
A. Serotonin levels are low, and by increasing serotonin, the patient will have an increase in happy feelings.
Explanation:
I calculated it logically
