Ligaments of the Wrist Flashcards
What is the direction of fibres for the dorsal radoiocarpal ligament?
inferiomedially
What is the direction of fibres for the palmar radiocarpal ligment?
downwards and medially
What is the direction of fibres for the palmar ulnacarpal ligament
inferiolaterally
What is the shape of the palmar radoiocarpal ligament?
broad band
What is the shape of the ulnar collateral ligament
rounded cord
What is the shape of the radial collateral ligament
Strong distinct band, continuation of radial collateral carpal ligament
What is the shape of the ulnar collateral ligament
Continuation of ulnar collateral carpal ligament
What is the shape of the interosseous ligament?
slender and ocassional
Attachments of the dorsal radoiocarpal ligament
O: posterior edge of lower end of radius
I: posterior surface of scaphoid, lunate and triquetral
Attachments of the palmar radoiocarpal ligament
O: anterior edge of lower end of radius and styloid process
I: anterior surface of proximal row of carpal bones
Some fibres prolongue to capitate
Attachments of the palmar ulnacarpal ligament
O: anterior edge of articular disc and base of ulnar styloid
I: anterior surface of proximal carbal bones
Attachments of the radial collateral carpal ligament
O: tip of radial styloid process
I: lateral side of scaphoid
Attachments of the ulnar collateral carpal ligament
O: ulnar styloid process above
I: base of pisform and medial and posterior non-articulating surfaces of triquetral below
Attachments of the palmar inter carpal ligament
O: proximal row of carpals
I: head of capitate
Attachments of the dorsal inter carpal ligament
Runs from one row of carpals to anther
