Elvis Presley, left, Natalie Wood and Nick Adams in 1956. The Rebel & the King is a sweetly naive account by the late actor Nick Adams about his friendship with a young Elvis Presley. Adams wrote the manuscript in the late 1950s when he was a rising star in Hollywood.
The thoracic cavity is separated from the abdominal cavity by the  diaphragm. This is a broad flat muscle.    (muscular) diaphragm The diaphragm is a muscle that separatâ¦e the thoracic from the abdominal cavity. The pelvis is the lowest part of the abdominal cavity and it has no physical separation from it    Diaphragm.
The noun THORACIC CAVITY has 1 sense: 1. the cavity in the vertebrate body enclosed by the ribs between the diaphragm and the neck and containing the lungs and heart. Familiarity information: THORACIC CAVITY used as a noun is very rare.