Pronator Quadratus

Cards (5)

  • O (origin):
    • Lower 1/4 anterior surface of ulna
    A) Pronator quadratus
  • R (direction):
    • Transversely
    A) Pronator quadratus
  • I (insertions):
    • Lower 1/4 anterior surface of radius
    • Some deeper fibres insert into triangular area above ulnar notch of radius
    A) Pronator quadratus
  • A (actions):
    • Initiates forearm pronation
    • Stabilises inferior radio-ulnar joint
    A) Pronator quadratus
  • NS (nerve supply):
    • Median nerve (C5 - T1)
    A) Pronator quadratus