Relier Pairs Principal Body Cavities and Major Anatomical ContentsVersion en ligne Intro to A&P par Sariyeth Clemente 1 Vertebral (Spinal) cavity 2 Principal Body Cavities 3 Abdominal Cavity 4 Ventral cavity 5 Pleural cavity 6 Thoracic cavity 7 Mediastinum cavity 8 Pelvic Cavity 9 Abdominopelvic cavity 10 Dorsal body cavity 11 Pericardial cavity 12 Cranial cavity anterior aspect of the body; divided into two subdivisions by the diaphragm inferior portion of the ventral cavity. It extends from the diaphragm to the groin. It is divided into two separate cavities superior portion of the ventral cavity, this cavity is surrounded by ribs, sternum, the thoracic vertebrae. It has three smaller cavities Posterior aspect of the body and divided into two subdivisions Dorsal body cavity, Ventral cavity formed by the cranial (skull) bones and contains the brain. inferior portion containing the urinary bladder, appendix, sigmoid colon, rectum, and reproductive organs formed by the vertebrae (or bones of the vertebral column). This cavity contains the spinal cord and the beginnings of the spinal nerves. 2 cavities, each surrounding a lung superior portion containing the stomach, liver, pancreas, gall bladder, small intestine and most of the large intestine. central portion of thoracic cavity between lungs, extends from sternum to vertebral column, & neck to diaphragm. Does not contain lungs. fluid-filled space that surrounds the heart. Located between the lungs