Background Biceps femoris long head (BFlh) proximal aponeurosis (PA) size appears to be highly variable between individuals (Handsfield et al., 2010) and may not be proportional to muscle size and ...

These bands are variably referred to in the literature as intramuscular tendon, connective tissue, central tendon or aponeurosis, and can have a variable appearance (aponeurotic, cord-like) and vary ...