Assertion: hamstring | /r/HasProperty | useful
Facets:
value: in rotating the knee joint
type: LOCATION
value: extending at the hip joint
type: OTHER
Source sentences:
text: In addition to the bending or flexing of the knee joint and extending the lower limb at the hip joint when the upper body is fixed, the hamstring tendon is also useful in rotating the knee joint medially when the knee is bent.