A. Multiple myeloma is a malignant, clonal disorder of plasma cells that originates in the bone marrow. Itâs a relatively common disorder, accounting for 1% of all malignancies and 10% of all hematologic malignancies in adults.
torsion, n 1. , motion or state of torque in which one end of an anatomical component is twisted about its longitudinal axis as the opposite end is either immobile or moves in the opposite direction.
Torque Diagram and Torsional Stress of Circular Section. Torsional or twisting moment is caused by forces whose resultant does not pass through the axis of rotation. (called the shear center) of the structural member. Typically, significant torsions are induced in shafts of.