The human body is a complex biological mechanism. It consists of a large number of cells, which are combined with each other to form a fabric. Grouping into a single unit, or that the tissue form organs. Given that they are they are called internal within the body. Many of the names of internal organs are familiar to absolutely everyone. Well, who among us has not heard and did not mention, for example, of the stomach or the heart. As long as a person has no pain, he could not think about their entrails. However, in case of illness, even a very superficial knowledge of human anatomy and psychology will provide help in explaining to your doctor, will help to listen to advice and even provide the necessary assistance to the arrival of doctors. Protect yourself and your loved ones by downloading “Human Anatomy & Physiology Premium Course“. The internal organs of man is the foundation of his life. You can live without a leg or without hands, but you cannot live without a heart and without a liver. In this sense, the insides are divided into vital structures and elements the lack of which would not lead to loss of life. It is very interesting the fact that some of the vital components of the body are paired, and the removal of one of them falls on the whole function of the remainder. For example, a person can have one kidney or one lung to breathe. Another entertaining aspect is the ability of some institutions to recovery (regeneration). In particular, the liver is able to recover its initial volume, even if it is destroyed by more than half. Generally, you will find out for yourself a lot of new after by downloading to your iPad a course from Dr. James Ross.