rib cage

• ribcage, rib-cage

rib cage (plural rib cages)

1. (anatomy) A part of the skeleton within the thoracic area consisting of ribs, sternum and thoracic vertebrae.

   Synonym: thoracic cage

2. The enclosed area created by and within the ribs.

• In medicine, the space within the rib cage of living being is usually referred to as a cavity: chest cavity or thoracic cavity when it includes the entire thorax, and pleural cavity when referring to the area surrounding the lungs.

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