Catherine is confronted by a man with a gun as she walks home from work one night. in this scenario, catherine’s will prepare her body to run from the situation by increasing blood flow to her extremities.

It is the sympathetic nervous system or SNS. It is the thoughtful sensory system or SNS. It is in charge of here and there managing numerous homeostatic components in living life forms. Filaments from the SNS innervate tissues in practically every organ framework, giving, in any event, some control of capacities as varied that serves to a pupil diameter and urinary system.