1) regulation of water metabolism by the kidneys. Pituitary hormones increase the reverse absorption of water in the renal tubules;
2) regulation of physical activity. With increasing loads, adrenaline is released, the heart rate rises, breathing quickens, more oxygen enters the muscles, metabolic products (sweat) are removed, the balance of the internal environment is maintained;
3) thermoregulation. With increasing body temperature, heat transfer increases, with decreasing
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.