Assertion: elbow | /r/CapableOf | allow flexion
Facets:
Source sentences:
text: The elbow is a complex joint that allows bending and straightening (flexion and extension), and forearm rotation (pronation, palm down; and supination, palm up).
text: That is, the arm moves in the sagittal plane of motion around an axis of rotation that occurs at the elbow, which allows for flexion and extension.
text: Elbow joint allows flexion and extension.
text: So if the elbow only allows flexion and extension, how is it that we are able to twist the forearm?
text: The elbow is a hinge joint, which means it only moves in one direction, only allowing flexion and extension.