Assertion: sacrum | /r/HasProperty | nutated
Facets:
value: in a back bend
type: LOCATION
value: in this position
type: LOCATION
Source sentences:
text: This means that the entire pelvis can be flexed forward, as in a forward bend, and the sacrum can be either nutated or counter-nutated in this position.
text: Contrary to this, if the sacrum is counter-nutated in a back bend the thighs will tend to externally rotate as the iliac wings move towards the back of the body (see figure 3).