Oblique cord is the modification of
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
Flexor pollicis Longus
Flexor Pollicis Brevis
Supinator
Pronator Teres
Upper limb