Assertion: coccyx | /r/CapableOf | act as sitting
Facets:
Source sentences:
text: As the lowest point of the vertebral column and sitting at the bottom of the pelvic girdle, the coccyx acts as one insertion point for the muscles of the pelvic floor, a group of three muscles called levator ani at the apex, the coccygeus muscle across the anterior (front) surface, and the gluteus maximus across the posterior (back) surface.