Assertion: rib cage | /r/HasProperty | sternum
Facets:
Source sentences:
text: The rib cage includes the 12 thoracic vertebrae and the breastbone (or sternum) as well as 12 pairs of ribs, which are attached at joints to the vertebrae.
text: The rib cage, which includes the ribs, sternum, and vertebral points of attachment, acts to protect the internal organs, while also flexing and moving with the body so that an organism can breathe, eat, and engage in other activities.