Assertion: skeletal system's bone | /r/HasProperty | the mandible
Facets:
Source sentences:
text: The lower-most bone of the skull is the mandible, or jawbone.
text: The irregular bones are the vertebræ, sacrum, coccyx, temporal, sphenoid, ethmoid, zygomatic, maxilla, mandible, palatine, inferior nasal concha, and hyoid.
text: A different bone located in the head, the mandible, helps move the mouth.