Body Cavities

Define body cavity

Spaces that enclose internal organs and are separated by bones, muscles, ligaments and membranes

Describe function of body cavity

Organs are suspended within to allow proper function

Protect, separate and support organs

Define body cavity

Spaces that enclose internal organs and are separated by bones, muscles, ligaments and membranes

Describe function of body cavity

Organs are suspended within to allow proper function

Protect, separate and support organs

Name two major cavities in trunk

Thoracic cavity (lungs and heart) and abdomino-pelvic cavity (most of gastro-intestinal tract)

Define true body cavities

Closed sacks containing fluid produced by membrane tissue, act as protection from shocks and impacts

Describe function of true body cavities

Allows organs to change shape (expand/contract) to function without impeding the function of other nearby organs