<prompt> A young athlete after rigorous training and strict diet control develops washboard stomach. Which of the following structure mark its lateral border ?Linea albaLinea semilunarisLinea semicircularisTransversalis fascia  <response>: Washboard stomach refers to very strong,well-definedabdominalmuscles. Its lateral border is marked by linea semilunaris which is a curved line along the lateral border of the rectus abdominis. Linea semicircularis Arcuate line defines the lower limit of the posterior layer of the rectus sheath Linea alba is a tendinous median raphe between the two rectus abdominis muscles. The falx inguinalis conjoint tendon is formed by aponeuroses of the internal oblique and transverse abdominal muscles 