Assertion: fulcrum | /r/HasProperty | joint axis
Facets:
value: in the human body
type: LOCATION
Source sentences:
text: In the human body, the fulcrum is the joint axis, bones are the levers, skeletal muscles usually create the motion, and resistance can be the weight of a body part, the weight of an object one is acting upon, the tension of an antagonistic muscle, and so forth.