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,
If We Are the Body Are the Body" live in concert. At a concert on April 1, 2005 at Giant Center in Hershey, Pennsylvania, the band opened up their set list with the song. At a concert on November 12, 2005 at the Stabler Arena in Bethlehem, Pennsylvania, they performed it as the third song on their set list. They performed the song at a concert held on March 22, 2008 at Jacksonville Veterans Memorial Arena in Jacksonville, Florida. Casting Crowns performed "If We Are the Body" as the second song on their set list at their February 4, 2010 concert at Sprint Center in