Human body Human body The human body is the structure of a human being. It is composed of many different types of cells that together create tissues and subsequently organ systems. They ensure homeostasis and the viability of the human body. It comprises a head, neck, trunk (which includes the thorax and abdomen), arms and hands, legs and feet. The study of the human body involves anatomy, physiology, histology and embryology. The body varies anatomically in known ways. Physiology focuses on the systems and organs of the human body and their functions. Many systems and mechanisms interact in order to maintain homeostasis,
Body donation Body donation Body donation, anatomical donation, or body bequest is the donation of a whole body after death for research and education. Donated bodies are mostly used for medical education and research. They are used for gross anatomy, surgical anatomy and for furthering medical education. For years, only medical schools accepted bodies for donation, but now private programs also accept donors. Depending on the program's need for body donation, some programs accept donors with different specifications. Body donation is important for understanding the human body and for making advancements in science. There is usually no cost to donate a body