Give an example proving that our body is a holistic system capable of self-regulation.

Cells, especially nerve cells, are very sensitive to changes in blood sugar, which is an important nutrient. Therefore, the constancy of blood sugar is of great importance for the life process. It is achieved by the fact that when the blood sugar level in the liver and muscles rises, the polysaccharide – glycogen deposited in the cells is synthesized from it, and when the blood sugar level decreases, glycogen breaks down in the liver and muscles and the grape sugar entering the blood is released.

Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.