Activation Reaction

Activation reaction

An activation reaction is a physiological process that occurs in the body of a living being under the influence of an external or internal cause. The activation reaction is the response to irritation, i.e. the occurrence of excitation, manifested in changes in the intensity of metabolic processes and structure. The reaction activates the physiological functions of the body and enhances its performance. It is characterized by an increase in the speed and intensity of all life processes.

Many believe that the first people on earth lived thanks to hunting and fishing, but experts say that they were able to survive because they began to provide heat from fire and made fires. Science believes that modern civilization is the result of human evolution, and before that people were able to survive by passively receiving heat from simple heated sources, such as stones, earth and solar heat. But further development occurs through the acquisition of special skills of interaction with the external environment. As a person's energy accumulated, hand strength, sharpness of vision, and ability to move fingers increased. Then man learned to make tools, thanks to which the area of ​​contact with the object increases, that is, the applied force increases. As a result, violence began to arise, which is caused by the destruction of things and objects externally or to oneself, trying to increase the force of influence on the object, a person destroys it or degrades it