it is a well known fact that fingers and toes ar the first parts of the body to suffer from frostbite. Explain why the homeostatic mechanism of decreasing peripheral blood flow is critical to survival.

Answer 1

The homeostatic mechanism is one of the body adapting to its needs. Wouldn't you think that in very cold weather the system might shut down (or at least cut back) on peripheral circulation so as to keep the main organs supplied with warm blood? Check my thinking.