Actions that occur in the body involuntarily and without conscious effort – controlled by the Autonomic Nervous System (ANS) that regulates such things as blood pressure, heart rate, respiratory rate, body temperature, digestion, metabolism, etc.
Actions that occur in the body involuntarily and without conscious effort – controlled by the Autonomic Nervous System (ANS) that regulates such things as blood pressure, heart rate, respiratory rate, body temperature, digestion, metabolism, etc.