Q41 Radio Carpal Joint

Question 1

State the type of joint

Answer 1

Synovial ellipsoid Bi-axial

Question 2

State the proximal and distal components of the articular surfaces

Answer 2

Prox- Inferior surface of distal radius, articular disc inferior to distal ulna.
Distal - proximal scaphoid, lunate and triquetral

Question 3

Give the attachments of the radial and ulna collateral ligaments

Answer 3

Radial - Radial styloid process to the scaphoid and trapezium
Ulna- Ulna styloid process to pisiform and triquetral

Question 4

Name the other joint that together with the radiocarpal joint produces wrist movement

Answer 4

Midcarpal joint