Respiratory processes are regulated not by the large hemispheres, but by the medulla oblongata. It connects the brain to the spinal cord. This is an important part of the brain, as it regulates not only respiratory processes, but also blood circulation, protective reflexes, digestive processes and much more. If this area is damaged, then the person dies almost immediately due to the cessation of oxygen supply to the brain and other organs. The hemispheres are not that important. Surgeries are often performed to remove part of the brain due to a tumor.
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.