Oblique cord is the modification of: (A) Flexor pollicis Longus, (B) Flexor Pollicis Brevis, (C) Supinator, (D) Pronator Teres
Answer is A. After bih, the proximal pas of the flexor digitorum profundus and flexor pollicis Longus FPL muscles were likely replaced by collagenous tissues, providing a specific type of intermuscular septum i.e., the oblique cord. Reference: Vishram Singh Anatomy; 2nd edition; Page no: 134