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.
Another force that acts on a structure is a rotational force (or twisting). Technically it is called torsion or torque. This rotational force is a result of forces being transferred from the vertical load (i.e. the weights being placed) to a slightly horizontal load.