Myofascial Pain Syndrome Is Best Described as a Condition in Which

Myofascial pain syndrome is best described as a condition in which

A) microscopic tears in muscle fibers result in swelling and inflammation.
B) muscle fibers degenerate because of chronic leakage of extracellular calcium.
C) muscle fibers contract when the skin superficial to them is stroked.
D) pain occurs in at least 11 of 18 standardized points across the body.