Autonomic Nervous System
Model No. HV-EXP1656
Autonomic Nervous System Science Labs The autonomic nervous system (ANS) is a regulatory branch of the central nervous system that helps people adapt to changes in their environment. It adjusts or modifies some functions in response to stress. The ANS helps regulate. a.Blood vessels' size and blood pressure b. The heart's electrical activity and ability to contract c. The bronchium's (BRON'ke-um) diameter (and thus air flow) in the lungs..
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