All parts of the body are interconnected and perform different functions. Violation of any part of the body leads to disruption of its vital functions. If we consider a single-celled organism, then there parts of the cell are indispensable for life. The same applies to multicellular organisms, whose cells support each other’s life and the existence of the organism as a whole. Therefore, a violation of the organism is a violation of a single whole, which does not exist in another form.
One of the components of a person's success in our time is receiving modern high-quality education, mastering the knowledge, skills and abilities necessary for life in society. A person today needs to study almost all his life, mastering everything new and new, acquiring the necessary professional qualities.