Assertion: sacrum's ligament | /r/CapableOf | act as brake
Facets:
Source sentences:
text: The posterior and anterior longitudinal ligaments, in addition to the supraspinous ligament, act as a brake to flexion and extension, protecting you from injury to the disc.
text: The very strong interosseous or axial ligament acts as the fulcrum for sacral nutation whilst the other numerous sacral ligaments act as brakes.