Lake Ray was once home to thousands of walleye fish. But soil runoff from a nearby golf course in the 1980s made the water almost uninhabitable for the fish, and reduced their numbers to almost zero.

Explain the physiological changes that occur when the hypothalamus stimulates the sympathetic nervous system. you can make a flowchart or a simple step process. be sure to include all chemicals/hormones secreted, glands involved and the functions of each chemical/hormone.