Autonomic Nervous System Model microprocessor colony counter A colorimeter May be used

A colorimeter May be used to measure the concentration of a chemical in a solution if the chemical imparts a characteristic color to the solution

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Autonomic Nervous System Model microprocessor colony counter A colorimeter May be usedAutonomic Nervous System Model 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. blood vessels' size and blood pressure the heart's electrical activity and ability to contract the bronchium's (BRON'ke um) diameter (and thus air flow) in the lungs