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Body Cavities
Organ Systems and Body Cavities
11
Anatomy
Not Applicable
01/25/2011

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Term
Body Cavities
Definition
spaces within the body that help protect, separate, and support internal organs
Term
Cranial Cavity
Definition
body cavity formed by the cranial bones and containing the brain
Term
Vertebral Canal
Definition
cavity within the vertebral column formed by the vertebral foramina of all the vertebrae and containing the spinal cord AKA spinal canal
Term
Thoracic Cavity
Definition
cavity superior to the diaphragm that contains two pleural cavities, the mediastinum, and the pericardinal cavity
Term
Pericardial Cavity
Definition
small potential space between the visceral and parietal layers of the serous pericardium that contains pericardial fluid
Term
Pleural Cavities
Definition
small potential space between the visceral and parietal pleurae
Term
Mediastinum
Definition
the anatomical region on the thoracic cavity between pleurae of the lungs that extends from the sternum to the vertebral column and from the first rib to the diaphragm
Term
Diaphragm
Definition
any partition that separates one area from another especially the dome shaped skeletal muscle between the thoracic and abdominal cavities
Term
Abdominopelvic Cavity
Definition
inferior to the diaphragm that is subdivided into a superior abdominal cavity and an inferior pelvic cavity
Term
Abdominal Cavity
Definition
superior portion of the abdominopelvic cavity that contains the stomach, spleen, liver, gallladder, most of the small intestine and part of the large intestine
Term
Pelvic Cavity
Definition
inferior portion of the abdominopelvic cavity that contains the urinary bladder, sigmoid colon, rectum,and internal female and male reproductive structures
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