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,
Halving the Bones years prior to the events depicted in the documentary. In Japan, when someone is cremated, their bones are not reduced to ash. Instead, half are preserved and split between the descendants. The rest of the bones are buried in a cemetery. Ruth is given a fragment of skull, a small part of a rib, and an unidentified bone to bring back the United States for her mother who did not attend the funeral. Reluctant to give the bones to her mother, Ruth lets the bones sit in a tea can on her shelf in her closet. Years pass by, and